1 2010-05-06 Jakub Jelinek <jakub@redhat.com>
4 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
5 instead of DF_REF_REAL_REG.
7 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
10 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
11 handling to still return true for x64 targets.
13 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
15 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
17 2010-05-06 Jan Hubicka <jh@suse.cz>
19 PR tree-optimization/43791
20 * ipa-inline.c (update_caller_keys): Remove bogus
21 disregard_inline_limits check.
23 2010-05-06 Michael Matz <matz@suse.de>
25 PR tree-optimization/43984
26 * tree-ssa-pre.c (inserted_phi_names): Remove.
27 (inserted_exprs): Change to bitmap.
28 (create_expression_by_pieces): Set bits, don't append to vector.
29 (insert_into_preds_of_block): Don't handle inserted_phi_names.
30 (eliminate): Don't look at inserted_phi_names, remove deleted
31 insns from inserted_exprs.
32 (remove_dead_inserted_code): Adjust to use bitmaps instead of
34 (init_pre, fini_pre): Allocate and free bitmaps.
35 (execute_pre): Insert insns on edges before elimination.
37 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
39 * tree.c (initializer_zerop): Handle STRING_CST.
41 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
44 * doc/invoke.texi (Wimplicit): Document as C only.
45 * opts.c (common_handle_option): Add argument kind.
46 (handle_option): Rename as read_cmdline_option. Factor out code to...
47 (handle_option): ... here. New.
48 (handle_options): Rename as read_cmdline_options.
49 (decode_options): Update call.
50 (set_option): Use option index instead of option pointer. Classify
51 diagnostics correctly.
52 (enable_warning_as_error): Call handle_option.
53 * opts.h (set_option): Update declaration.
54 (handle_option): Declare.
55 * langhooks.h (struct lang_hooks): Add argument kind to
57 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
58 * c-opts.c (set_Wimplicit): Delete.
59 (c_family_lang_mask): New static constant.
60 (c_common_handle_option): Add argument kind. Use handle_option
61 instead of set_Wimplicit.
62 (c_common_post_options): warn_implicit and warn_implicit_int
63 are disabled by default.
64 * c-common.c (warn_implicit): Do not define here.
65 * c-common.h (warn_implicit): Do not declare here.
66 (c_common_handle_option): Update declaration.
67 * lto-opts.c (lto_reissue_options): Update call to set_option.
69 2010-05-06 Richard Guenther <rguenther@suse.de>
71 PR tree-optimization/43571
72 * domwalk.c (walk_dominator_tree): Walk the dominator
73 sons in more optimal order.
75 2010-05-06 Richard Guenther <rguenther@suse.de>
77 PR tree-optimization/43934
78 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
79 (stmt_cost): Likewise.
80 (extract_true_false_args_from_phi): New helper.
81 (determine_max_movement): For PHI nodes verify we can hoist them
82 and compute their cost.
83 (determine_invariantness_stmt): Handle PHI nodes.
84 (move_computations_stmt): Likewise. Hoist PHI nodes in
85 if-converted form using COND_EXPRs.
86 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI
88 (tree_ssa_lim): Likewise.
89 * tree-flow.h (tree_ssa_lim): Adjust prototype.
90 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
92 2010-05-06 Richard Guenther <rguenther@suse.de>
94 PR tree-optimization/43987
95 * tree-ssa-structalias.c (could_have_pointers): For possibly
96 address-taken variables force pointers to be recorded.
97 (create_variable_info_for_1): Likewise.
98 (push_fields_onto_fieldstack): Pass in wheter all fields
100 (find_func_aliases): Query types instead of vars whether
101 they contain pointers where appropriate.
103 2010-05-06 Jan Hubicka <jh@suse.cz>
105 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
106 (record_reference, mark_address, mark_load, mark_store): Record
108 (record_references_in_initializer): Update call of record_references.
109 (rebuild_cgraph_edges): Remove all references before rebuiding.
110 * cgraph.c (cgraph_create_node): Clear ref list.
111 (cgraph_remove_node): Remove references.
112 (dump_cgraph_node): Dump references.
113 (cgraph_clone_node): Clone references.
114 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
115 (struct cgraph_node, varpool_node): Add ref_lst.
116 * ipa-ref.c: New file.
117 * ipa-ref.h: New file.
118 * ipa-ref-inline.h: New file.
119 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
120 (referenced_from_other_partition_p): New function.
121 (lto_output_varpool_node): Take set arugment; call
122 referenced_from_other_partition.
123 (lto_output_ref): New.
124 (add_references): New.
126 (output_cgraph): Compute boundary based on references;
128 (output_varpool): Accept cgraph_node_set argument.
131 (input_cgraph): Call input_refs.
132 * lto-section-in.c (lto_section_name): Add refs.
133 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
134 (ipa-ref.o): New file.
135 * varpool.c (varpool_node): Clear ipa ref list.
136 (varpool_remove_node): Remove references.
137 (dump_varpool_node): Dump references.
138 (varpool_assemble_decl): Only compile finalized ones.
139 (varpool_extra_name_alias): Initialize ref list.
140 * lto-streamer.c (lto-get_section_name): Add .refs section.
141 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
142 (referenced_from_other_partition_p): Declared.
144 2010-05-06 Ira Rosen <irar@il.ibm.com>
146 PR tree-optimization/43901
147 * tree-vect-stmts.c (vectorizable_call): Assert that vector
148 type is not NULL if it's transformation phase, and return
149 FALSE if it's analysis.
150 (vectorizable_conversion, vectorizable_operation,
151 vectorizable_type_demotion, vectorizable_type_promotion):
154 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
156 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
158 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
160 * config/mips/mips-protos.h
161 (mips_small_register_classes_for_mode_p): Delete prototype.
163 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
165 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
166 * config/arm/arm.c (multiple_operation_profitable_p,
167 compute_offset_order): New static functions.
168 (load_multiple_sequence, store_multiple_sequence): Use them.
169 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
170 memory offsets, not register numbers.
171 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
173 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
175 * stor-layout.c (pending_sizes): Change the type to
177 (get_pending_sizes, put_pending_size, put_pending_sizes):
178 Update the uses of pending_sizes.
179 * c-decl.c (store_parm_decls): Likewise.
180 * c-tree.h (struct c_arg_info): Likewise.
181 * tree.h: Update the prototype for get_pending_sizes and
184 2010-05-05 Jason Merrill <jason@redhat.com>
187 * c-common.c (handle_aligned_attribute): Respect
188 ATTR_FLAG_TYPE_IN_PLACE.
191 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
192 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
193 (TARGET_INITIALIZER): Use it.
194 * c-common.c (attribute_takes_identifier_p): Call it.
195 * c-common.h: Update prototype.
196 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
197 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
199 2010-05-05 Jakub Jelinek <jakub@redhat.com>
202 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
203 DW_ID_down_case for Fortran compilation units.
205 2010-05-05 Jan Hubicka <jh@suse.cz>
207 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
210 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
212 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
213 a variable-sized RESULT_DECL.
215 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
217 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
219 2010-05-05 Jason Merrill <jason@redhat.com>
222 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
224 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
226 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
227 Jakub Jelinek <jakub@redhat.com>
230 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
231 (dead_debug_init, dead_debug_finish): New functions.
232 (dead_debug_add, dead_debug_insert_before): Likewise.
233 (df_note_bb_compute): Initialize a dead_debug object, add dead
234 debug uses to it, insert debug bind insns before death insns,
235 reset debug insns that refer to pending uses at the end.
236 * rtl.h (make_debug_expr_from_rtl): New prototype.
237 * varasm.c (make_debug_expr_from_rtl): New function.
239 2010-05-05 Jan Hubicka <jh@suse.cz>
241 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
242 (lto_varpool_encoder_new, lto_varpool_encoder_delete, lto_varpool_encoder_encode
243 lto_varpool_encoder_lookup, lto_varpool_encoder_deref, lto_varpool_encoder_size,
244 lto_varpool_encoder_encode_initializer_p,
245 lto_set_varpool_encoder_encode_initializer): New functions.
246 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
248 (input_varpool_node): Do not always set analyzed.
249 (input_cgraph_1): Return vector of cgraph nodes.
250 (input_varpool_1): Return vector of varpools.
251 (input_cgraph): Free the vectors.
252 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
253 output only initializers needed.
254 (lto_output): Only call output_cgraph.
255 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
256 * lto-section-out.c (lto_new_out_decl_state): Initialize
257 state->varpool_node_encoder.
258 * lto-streamer.h (lto_varpool_encoder_d): New.
259 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
260 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
261 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
262 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
263 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
265 (output_varpool, input_varpool): Remove declarations.
267 2010-05-05 Jan Hubicka <jh@suse.cz>
269 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
270 with body can prevail.
272 2010-05-05 Jan Hubicka <jh@suse.cz>
274 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
277 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
279 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to
282 * gengtype.h (erro_at_line): Constify pos argument.
284 * gengtype.c: Include hashtab.h.
285 (enum gc_used): Document GC_MAYBE_POINTED_TO.
286 (error_at_line): Constify pos argument.
287 (do_typedef): Initialize p->opt field.
288 (get_file_gtfilename): Fix comment typo.
289 (struct walk_type_data): Constify line field.
290 (get_output_file_for_structure): New function.
291 (write_local_func_for_structure): Constify orig_s argument.
292 Use get_output_file_for_structure.
293 (write_func_for_structure): Use get_output_file_for_structure.
294 (INDENT): New define.
295 (dump_pair, dump_type, dump_type_list, dump_typekind)
296 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
297 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
299 (seen_types): New variable.
300 (main): New variable do_dump. Process "-d" command line option.
301 Call dump_everything if dump requested.
303 2010-05-05 Jakub Jelinek <jakub@redhat.com>
305 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
306 in a temporary instead of invoking the macro multiple times.
307 (track_expr_p): Likewise.
309 2010-05-04 Neil Vachharajani <nvachhar@google.com>
311 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
313 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
314 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
315 conditions for printing notes.
316 * common.opt (-Wcoverage-mismatch): Allow negative, default to
317 true, update documentation.
318 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
320 2010-05-04 Jakub Jelinek <jakub@redhat.com>
323 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
326 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
329 * config/i386/i386.md (sse_prologue_save): Add clobber CC
331 (*sse_prologue_save_insn1): Likewise.
332 (SSE prologue save splitter): Likewise.
334 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
336 * tree.c (free_lang_data_in_one_sizepos): New inline function.
337 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
338 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
339 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
340 all decls. Call it on DECL_FIELD_OFFSET of fields.
341 (find_decls_types_r): Follow DECL_VALUE_EXPR.
342 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
344 2010-05-04 Martin Jambor <mjambor@suse.cz>
346 * tree-sra.c (build_access_from_expr_1): The first parameter type
347 changed to simple tree.
348 (build_access_from_expr): Likewise, gsi parameter was eliminated.
349 (scan_assign_result): Renamed to assignment_mod_result, enum elements
351 (build_accesses_from_assign): Removed all parameters except for a
352 simple gimple statement. Now returns a simple bool.
353 (scan_function): All non-analysis parts moved to separate functions
354 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
355 parameters and updated both callers.
356 (sra_modify_expr): Removed parameter data.
357 (sra_modify_function_body): New function.
358 (perform_intra_sra): Call sra_modify_function_body to modify the
360 (replace_removed_params_ssa_names): Parameter data changed into
362 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
363 changed the parameter dont_convert to convert with the opposite
365 (sra_ipa_modify_assign): Parameter data changed into adjustments
366 vector, return value changed to bool.
367 (ipa_sra_modify_function_body): New function.
368 (sra_ipa_reset_debug_stmts): Updated a comment.
369 (modify_function): Use ipa_sra_modify_function_body to modify function
372 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
375 * alias.c (true_dependence): Handle the same VALUE in x and mem.
376 (canon_true_dependence): Likewise.
377 (write_dependence_p): Likewise.
379 2010-05-04 Jan Hubicka <jh@suse.cz>
381 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
382 * cgraphbuild.c: Include ipa-utils.h
383 (record_reference_ctx): New struct.
384 (record_reference): Simplify to work on initializers; not statements.
385 (mark_address, mark_load, mark_store): New.
386 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
388 (record_references_in_initializer): Update use of record_reference.
389 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
392 2010-05-04 Jan Hubicka <jh@suse.cz>
394 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
395 node will be removed anyway.
396 (lto_varpool_replace_node): Allow also unanalyzed nodes;
397 relink aliases of node into prevailing node.
398 * varpool.c (varpool_remove_node): Remove aliases properly;
399 when removing node, remove all its aliases too; remove DECL_INITIAL
400 of removed node; ggc_free the varpool node.
402 2010-05-04 Richard Guenther <rguenther@suse.de>
404 PR tree-optimization/43879
405 * tree-ssa-structalias.c (alias_get_name): Use
406 DECL_ASSEMBLER_NAME if available.
407 (create_function_info_for): Return the varinfo node.
408 (ipa_pta_execute): Associate same-body aliases and extra names
409 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
411 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
413 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove
416 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
419 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
420 only if HONOR_REG_ALLOC_ORDER is not defined.
422 2010-05-04 Richard Guenther <rguenther@suse.de>
424 PR tree-optimization/43949
425 * tree-vrp.c (extract_range_from_binary_expr): Only handle
428 2010-04-26 Jason Merrill <jason@redhat.com>
430 * c.opt (-fstrict-enums): New.
431 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
433 2010-05-03 David Ung <davidu@mips.com>
434 James E. Wilson <wilson@codesourcery.com>
436 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
437 emit the trap instruction before the divide for TUNE_74K.
439 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
441 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
442 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
443 based on the above, for new target hook.
445 * hooks.c (hook_bool_mode_true): New generic hook.
446 * hooks.h (hook_bool_mode_true): Add prototype.
448 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
450 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
451 target hook, set to hook_bool_mode_false.
452 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
453 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
454 with targetm.small_register_classes_for_mode_p.
455 (find_reusable_reload): Likewise.
456 (combine_reloads): Likewise.
457 * reload1.c (reload_as_needed): Likewise.
458 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
459 * ifcvt.c (noce_process_if_block, check_cond_move_block,
460 dead_or_predicable): Likewise.
461 * regmove.c (optimize_reg_copy_1): Likewise.
462 * calls.c (prepare_call_address): Likewise.
463 (precompute_register_parameters): Likewise.
465 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
467 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
468 implementation of the hook that considers all register classes
469 small except for SH64.
470 (sh_override_options): Use the new hook.
471 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
474 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
476 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
477 implementation of the hook that considers all register classes
479 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
482 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
484 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
485 implementation of the hook that considers all register classes
487 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
490 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
492 * config/m32c/m32c.h: Likewise.
493 * config/pdp11/pdp11.h: Likewise.
494 * config/avr/avr.h: Likewise.
495 * config/xtensa/xtensa.h: Likewise.
496 * config/m68hc11/m68hc11.h: Likewise.
497 * config/mn10300/mn10300.h: Likewise.
498 * config/mcore/mcore.h: Likewise.
499 * config/h8300/h8300.h: Likewise.
500 * config/bfin/bfin.h: Likewise.
502 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
503 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
505 2010-05-03 Anatoly Sokolov <aesok@post.ru>
507 * double-int.h (tree_to_double_int): Remove macro.
508 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
509 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
510 (tree_to_double_int): New function.
511 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
513 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
515 2010-05-03 Richard Guenther <rguenther@suse.de>
517 PR tree-optimization/43971
518 * tree-ssa-structalias.c (get_constraint_for_1): Fix
519 constraints in the !flag_delete_null_pointer_checks case.
521 2010-05-03 Jakub Jelinek <jakub@redhat.com>
524 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
525 result mode matches original rtl mode.
527 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
530 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
532 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
534 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
535 when processing flag options.
537 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
539 * gcov-iov.c (main): Change format string placeholder
540 from %#08x to 0x%08x.
541 * genchecksum.c (dosum): Change format string placeholder
542 from %#02x to 0x%02x.
544 2010-05-02 Richard Guenther <rguenther@suse.de>
546 PR tree-optimization/43879
547 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
549 2010-05-02 Bruno Haible <bruno@clisp.org>
551 * doc/extend.texi (Function Attributes): Fix a typo.
553 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
556 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
557 placeholder from 0x%x to %#x.
558 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
559 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
560 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
561 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
562 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
563 * config/i386/i386.c (ix86_target_string): Ditto.
564 * config/i386/i386.c (output_pic_addr_const): Ditto.
565 (print_operand): Ditto.
567 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
569 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
570 placeholder from 0x%x to %#x.
571 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
572 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
573 (ASM_OUTPUT_DEBUG_DATA): Ditto.
574 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
575 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
576 * optc-gen.awk: Ditto.
577 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
578 (HOST_WIDE_INT_PRINT_HEX): Ditto.
579 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
580 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
582 2010-05-01 Anatoly Sokolov <aesok@post.ru>
584 * target.h (struct calls): Add function_value_regno_p field.
585 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
586 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
587 * targhooks.c (default_function_value_regno_p): New function.
588 * targhooks.h (default_function_value_regno_p): Declare function.
589 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
590 * builtins.c. (apply_result_size): (Ditto.).
591 * combine.c. (likely_spilled_retval_p): (Ditto.).
592 * mode-switching.c. Include 'target.h'.
593 (create_pre_exit): Use function_value_regno_p hook.
594 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
595 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
596 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
598 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
599 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
600 (ix86_function_value_regno_p): Declare as static, change argument
601 type to const unsigned int.
602 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
604 2010-05-01 Richard Guenther <rguenther@suse.de>
606 PR tree-optimization/43949
607 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
609 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
611 2010-05-01 Anatoly Sokolov <aesok@post.ru>
613 * rtl.h (CONST_DOUBLE_P): Define.
614 (rtx_to_double_int): Declare.
615 * emit-rtl.c (rtx_to_double_int): New function.
616 * dwarf2out.c (insert_double): New function.
617 (loc_descriptor, add_const_value_attribute): Clean up, use
618 rtx_to_double_int and insert_double functions.
620 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
622 * doc/extend.texi (Inline): Add missing return keyword to examples.
623 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
626 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
628 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
629 the variable part of the offset as well. Use highest_pow2_factor for
630 all alignment checks.
632 2010-04-30 Richard Guenther <rguenther@suse.de>
634 PR tree-optimization/43879
635 * tree-ssa-structalias.c (type_could_have_pointers): Functions
638 2010-04-30 Jan Hubicka <jh@suse.cz>
640 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
642 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
644 2010-04-30 Jan Hubicka <jh@suse.cz>
646 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
648 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
649 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
650 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
651 cgraph_node_set_needs_ltrans_p): Remove.
653 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
655 * sdbout.c: Include vec.h, do not include varray.h.
656 (deferred_global_decls, sdbout_global_decl,
657 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
658 * toplev.c: Do not include varray.h.
659 (dump_memory_report): Do not dump VARRAY statistics.
660 * gengtype.c (open_base_file): Ignore varray.h.
661 * Makefile.in: Update for abovementioned changes.
662 Remove all traces of varray.c and varray.h.
663 * varray.c: Remove file.
664 * varray.h: Remove file.
666 2010-04-30 Jan Hubicka <jh@suse.cz>
668 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
671 2010-04-30 Jan Hubicka <jh@suse.cz>
673 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
676 2010-04-30 Richard Guenther <rguenther@suse.de>
678 * tree-ssa-structalias.c (get_constraint_for_1): Generate
679 constraints for CONSTRUCTOR.
681 2010-04-30 Richard Guenther <rguenther@suse.de>
684 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
685 first after all lowering passes.
687 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
689 * toplev.c: Include varray.h for statistics dumping.
690 * tree.h: Do not declare varray_head_tag.
691 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
692 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
693 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
694 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
695 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
696 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
697 c-common.c, c-common.h, reg-stack.c, basic-block.h,
698 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
700 * Makefile.in: Update for abovementioned changes.
702 2010-04-30 Jakub Jelinek <jakub@redhat.com>
705 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
707 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
709 * config/picochip/picochip.c (picochip_legitimize_address): Define.
710 Use this function to do machine-specific conversion.
711 (picochip_legitimize_reload_address): Likewise.
712 (picochip_legitimate_address_p): Check valid base register only if
714 (picochip_check_conditional_copy): Check for modw only if opnd is
716 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
717 to call the function in c.
718 * config/picochip/picochip-protos.h
719 (picochip_legitimize_reload_address): Define.
720 * config/picochip/picochip.md (supported_compare1): Define.
722 2010-04-30 Jan Hubicka <jh@suse.cz>
724 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
725 (cgraph_global_info): Remove inlined.
726 (LTO_cgraph_tag_names): Remove.
727 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
728 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
729 simplify cgraph tags and document.
730 (lto_output_node): Use only LTO_cgraph_unavail_node and
731 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
732 for_functions_valid, global info, process and output flags.
733 (input_overwrite_node): Initialize estimated stack size and
734 estimated growth. Do not read flags we no longer store.
735 (input_node): Likewise do not read info no longer stored.
736 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
739 2010-04-30 Richard Guenther <rguenther@suse.de>
741 PR tree-optimization/43879
742 * tree-ssa-structalias.c (get_constraint_for_1): Properly
743 handle non-zero initializers.
745 2010-04-30 Richard Guenther <rguenther@suse.de>
747 * builtins.c (fold_builtin_1): Delete free (0).
749 2010-04-29 Jan Hubicka <jh@suse.cz>
751 * gengtype.c (open_base_files): Add lto-streamer.h
752 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
753 (pass_ipa_cp): GGC collect.
754 * toplev. (compile_file): Do not output symbols.
755 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
756 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
757 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
758 * lto-section-in.c: Include ggc.h
759 (lto_new_in_decl_state): Alloc in GGC.
760 (lto_delete_in_decl_state): Likewise.
761 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
764 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
767 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
768 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
769 (HONOR_REG_ALLOC_ORDER): Describe new macro.
770 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
771 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
772 account only if HONOR_REG_ALLOC_ORDER is not defined.
773 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
774 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
776 2010-04-29 Jon Grant <04@jguk.org>
778 * collect2.c (vflag): Change type from int to bool.
780 (helpflag): New global bool.
781 (main): Set vflag and debug with boolean, not integer truth values.
782 Accept new "--help" option and output usage text if found.
783 * collect2.h (vflag): Update prototype.
786 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
789 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
791 2010-04-29 Richard Guenther <rguenther@suse.de>
794 * plugin.h (invoke_plugin_callbacks): Annotate arguments
795 with ATTRIBUTE_UNUSED.
797 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
800 * config/i386/i386.c (get_some_local_dynamic_name): Replace
801 INSN_P with NONDEBUG_INSN_P.
802 (distance_non_agu_define): Likewise.
803 (distance_agu_use): Likewise.
805 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
807 From Dominique d'Humieres <dominiq@lps.ens.fr>
809 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
812 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
814 * plugin.h (invoke_plugin_callbacks): New inline function.
815 * plugin.c (flag_plugin_added): New global flag.
816 (add_new_plugin): Initialize above flag.
817 (invoke_plugin_callbacks): Rename to ...
818 (invoke_plugin_callbacks_full): ... this.
820 2010-04-28 Jan Hubicka <jh@suse.cz>
822 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
823 (lto_varpool_replace_node): New.
824 (lto_symtab_resolve_symbols): Resolve varpool nodes.
825 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
826 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
827 * cgraph.h (varpool_node_ptr): New type.
828 (varpool_node_ptr): New vector.
829 (varpool_node_set_def): New structure.
830 (varpool_node_set): New type.
831 (varpool_node_set): New vector.
832 (varpool_node_set_element_def): New structure.
833 (varpool_node_set_element, const_varpool_node_set_element): New types.
834 (varpool_node_set_iterator): New type.
835 (varpool_node): Add prev pointers, add used_from_other_partition,
837 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
838 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
839 varpool_get_node, varpool_remove_node): Declare.
840 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
841 varpool_node_set_size): New inlines.
842 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
843 * tree-pass.h (varpool_node_set_def): Forward declare.
844 (ipa_opt_pass_d): Summary writting takes vnode sets too.
845 (ipa_write_optimization_summaries): Update prototype.
846 * ipa-cp.c (ipcp_write_summary): Update.
847 * ipa-reference.c (ipa_reference_write_summary): Update.
848 * lto-cgraph.c (lto_output_varpool_node): New static function.
849 (output_varpool): New function.
850 (input_varpool_node): New static function.
851 (input_varpool_1): New function.
852 (input_cgraph): Input varpool.
853 * ipa-pure-const.c (pure_const_write_summary): Update.
854 * lto-streamer-out.c (lto_output): Update, output varpool too.
855 (write_global_stream): Kill WPA hack.
856 (produce_asm_for_decls): Update.
857 (output_alias_pair_p): Handle variables.
858 (output_unreferenced_globals): Output only needed partition of varpool.
859 * ipa-inline.c (inline_write_summary): Update.
860 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
862 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
863 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
864 varpool_node_set_new, varpool_node_set_add,
865 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
866 debug_varpool_node_set): New functions.
867 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
868 (execute_one_pass): Process new decls too.
869 (ipa_write_summaries_2): Pass around vsets.
870 (ipa_write_summaries_1): Likewise.
871 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
873 (ipa_write_optimization_summaries_1): Pass around vsets.
874 (ipa_write_optimization_summaries): Likewise.
875 * varpool.c (varpool_get_node): New.
876 (varpool_node): Update doubly linked lists.
877 (varpool_remove_node): New.
878 (dump_varpool_node): More dumping.
879 (varpool_enqueue_needed_node): Update doubly linked lists.
880 (decide_is_variable_needed): Kill ltrans hack.
881 (varpool_finalize_decl): Kill lto hack.
882 (varpool_assemble_decl): Skip decls in other partitions.
883 (varpool_assemble_pending_decls): Update doubly linkes lists.
884 (varpool_empty_needed_queue): Likewise.
885 (varpool_extra_name_alias): Likewise.
886 * lto-streamer.c (lto_get_section_name): Add vars section.
887 * lto-streamer.h (lto_section_type): Update.
888 (output_varpool, input_varpool): Declare.
890 2010-04-28 Mike Stump <mikestump@comcast.net>
892 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
894 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
896 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
897 record or union type with RECORD_OR_UNION_TYPE_P predicate.
898 (lto_input_ts_type_tree_pointers): Likewise.
899 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
900 (lto_output_ts_type_tree_pointers): Likewise.
902 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
904 Uniquization of constants at the Tree level
905 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
906 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
908 (tree_output_constant_def): Declare.
909 * gimplify.c (gimplify_init_constructor): When using block copy, first
910 uniquize the constant constructor on the RHS.
911 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
912 DECL_IN_CONSTANT_POOL flag.
913 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
914 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
916 (assemble_variable): Deal with symbols belonging to the tree constant
918 (get_constant_section): Add ALIGN parameter and simplify.
919 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
920 (assemble_constant_contents): Use the expression of the VAR_DECL.
921 (output_constant_def_contents): Use the alignment of the VAR_DECL.
922 (tree_output_constant_def): New global function.
923 (mark_constant): Use the expression of the VAR_DECL.
924 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
926 (output_object_block): Likewise and assemble the expression.
928 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
930 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
931 hash_tree, eq_tree): New tree hash table.
932 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
933 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
934 lto_orig_address_remove): Reimplement.
936 2010-04-28 Xinliang David Li <davidxl@google.com>
939 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
940 (compute_uninit_opnds_pos): New function.
941 (is_non_loop_exit_postdominating): New function.
942 (compute_control_dep_chain): New function.
943 (find_pdom): New function.
944 (convert_control_dep_chain_into_preds): New function.
945 (find_predicates): New function.
946 (find_control_equiv_block): New function.
947 (collect_phi_def_edges): New function.
948 (find_def_preds): New function.
949 (find_dom): New function.
950 (dump_predicates): New function.
951 (get_cmp_code): New function.
952 (is_value_included_in): New function.
953 (find_matching_predicate_in_rest_chains): New function.
954 (use_pred_not_overlap_with_undef_path_pred): New function.
955 (is_use_properly_guarded): New function.
956 (normalize_cond_1): New function.
957 (is_and_or_or): New function.
958 (normalize_cond): New function.
959 (is_gcond_subset_of): New function.
960 (is_subset_of_any): New function.
961 (is_or_set_subset_of): New function.
962 (is_and_set_subset_of): New function.
963 (is_norm_cond_subset_of): New function.
964 (is_pred_expr_subset_of): New function.
965 (is_pred_chain_subset_of): New function.
966 (is_included_in): New function.
967 (is_superset_of): New function.
968 (find_uninit_use): New function.
969 (warn_uninitialized_phi): New function.
970 (compute_possibly_undefined_names): New function.
971 (ssa_undefined_value_p): New function.
972 (execute_late_warn_uninitialized): New function.
973 * tree-ssa.c (ssa_undefined_value_p): Removed.
974 (warn_uninit): Changed to extern.
975 (warn_uninitialized_phi): Removed.
976 (warn_uninitialized_vars): Changed to extern.
977 (execute_late_warn_uninitialized): Removed
978 * tree-flow.h: Add new prototypes.
979 * timevar.def: Add new time variable.
980 * Makefile.in: Add new build file.
982 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
984 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
987 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
990 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
992 2010-04-28 Martin Jambor <mjambor@suse.cz>
994 * cgraph.h (struct cgraph_node): New field indirect_calls.
995 (struct cgraph_indirect_call_info): New type.
996 (struct cgraph_edge): Removed field indirect_call. New fields
997 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
998 (cgraph_create_indirect_edge): Declare.
999 (cgraph_make_edge_direct): Likewise.
1000 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
1001 * ipa-prop.h (struct ipa_param_call_note): Removed.
1002 (struct ipa_node_params): Removed field param_calls.
1003 (ipa_create_all_structures_for_iinln): Declare.
1004 * cgraph.c: Described indirect edges and uids in initial comment.
1005 (cgraph_add_edge_to_call_site_hash): New function.
1006 (cgraph_edge): Search also among the indirect edges, use
1007 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
1008 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
1009 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
1011 (initialize_inline_failed): Assign a reason to indirect edges.
1012 (cgraph_create_edge_1): New function.
1013 (cgraph_create_edge): Moved some functionality to
1014 cgraph_create_edge_1.
1015 (cgraph_create_indirect_edge): New function.
1016 (cgraph_edge_remove_callee): Add an assert checking for
1018 (cgraph_edge_remove_caller): Special-case indirect edges.
1019 (cgraph_remove_edge): Likewise.
1020 (cgraph_set_edge_callee): New function.
1021 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
1022 (cgraph_make_edge_direct): New function.
1023 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
1024 the declaration of the call statement matches.
1025 (cgraph_node_remove_callees): Special-case indirect edges.
1026 (cgraph_clone_edge): Likewise.
1027 (cgraph_clone_node): Clone also the indirect edges.
1028 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
1029 indirect_call, dump count of indirect_calls edges.
1030 * ipa-prop.c (iinlining_processed_edges): New variable.
1031 (ipa_note_param_call): Create indirect edges instead of
1032 creating notes. New parameter node.
1033 (ipa_analyze_call_uses): New parameter node, pass it on to
1034 ipa_note_param_call.
1035 (ipa_analyze_stmt_uses): Likewise.
1036 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
1037 (print_edge_addition_message): Work on edges rather than on notes.
1038 (update_call_notes_after_inlining): Likewise, renamed to
1039 update_indirect_edges_after_inlining.
1040 (ipa_create_all_structures_for_iinln): New function.
1041 (ipa_free_node_params_substructures): Do not free notes.
1042 (ipa_edge_duplication_hook): Propagate bits within
1043 iinlining_processed_edges bitmap.
1044 (ipa_node_duplication_hook): Do not duplicate notes.
1045 (free_all_ipa_structures_after_ipa_cp): Renamed to
1046 ipa_free_all_structures_after_ipa_cp.
1047 (free_all_ipa_structures_after_iinln): Renamed to
1048 ipa_free_all_structures_after_iinln.g
1049 (ipa_write_param_call_note): Removed.
1050 (ipa_read_param_call_note): Removed.
1051 (ipa_write_indirect_edge_info): New function.
1052 (ipa_read_indirect_edge_info): Likewise.
1053 (ipa_write_node_info): Do not stream notes, do stream information
1055 (ipa_read_node_info): Likewise.
1056 (lto_ipa_fixup_call_notes): Removed.
1057 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
1058 * ipa-inline.c (pass_ipa_inline): Likewise.
1059 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
1060 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
1061 * tree-inline.c (copy_bb): Removed an unnecessary double check for
1063 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
1065 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
1066 (output_cgraph): Stream also indirect edges.
1067 (lto_output_edge): Added capability to stream indirect edges.
1068 (input_edge): Likewise.
1069 (input_cgraph_1): Likewise.
1070 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
1073 2010-04-28 Richard Guenther <rguenther@suse.de>
1075 PR tree-optimization/43879
1076 PR tree-optimization/43909
1077 * tree-ssa-structalias.c (struct variable_info): Add
1078 only_restrict_pointers flag.
1079 (new_var_info): Initialize it. Increment stats.total_vars here.
1080 (create_function_info_for): Do not increment stats.total_vars
1082 (get_function_part_constraint): Fix build with C++.
1083 (insert_into_field_list): Remove.
1084 (push_fields_onto_fieldstack): Properly merge fields.
1085 (create_variable_info_for): Split and simplify.
1086 (create_variable_info_for_1): New piece.
1087 (intra_create_variable_infos): Properly make restrict constraints
1090 2010-04-28 Richard Guenther <rguenther@suse.de>
1093 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
1095 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
1096 Jan Hubicka <hubicka@ucw.cz>
1098 * doc/invoke.texi (-Wsuggest-attribute=const,
1099 -Wsuggest-attribute=pure): Document.
1100 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
1101 (function_always_visible_to_compiler_p,
1102 suggest_attribute, warn_function_pure, warn_function_const):
1104 (check_call): Improve debug info.
1105 (analyze_function): Do not check availability.
1106 (add_new_function): Check availability.
1107 (propagate): Output warnings.
1108 (skip_function_for_local_pure_const): New function.
1109 (local_pure_const): Use it; output warnings.
1110 * common.opt (Wsuggest-attribute=const,
1111 Wsuggest-attribute=pure): New.
1113 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1115 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
1116 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
1117 or DW_CFA_def_cfa_offset{,_sf}.
1119 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1121 * tree.h: Fix truncated long macros.
1123 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
1125 * collect2.c (TARGET_64BIT): Redefine to target's default.
1126 * tlink.c: Likewise.
1127 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
1128 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
1129 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
1130 for underscoring __USER_LABEL_PREFIX__.
1131 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
1132 (SUB_LINK_ENTRY32): New.
1133 (SUB_LINK_ENTRY64): New.
1134 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
1135 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
1136 (SUB_LINK_ENTRY64): New.
1137 (SUB_LINK_ENTRY): New.
1138 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
1139 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
1140 x64 target is choosen.
1141 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
1142 * configure: Regenerated.
1143 * configure.ac (leading-mingw64-underscores): Option added.
1145 2010-04-27 Jan Hubicka <jh@suse.cz>
1147 * doc/invoke.texi (-fipa-profile): Document.
1148 * opts.c (decode_options): Enable ipa-profile at -O1.
1149 * timevar.def (TV_IPA_PROFILE): Define.
1150 * common.opt (fipa-profile): Add.
1151 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
1153 (cgraph_propagate_frequency): Handle only local ones.
1154 * tree-pass.h (pass_ipa_profile): Declare.
1155 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
1156 (pass_ipa_profile): Use TV_IPA_PROFILE.
1157 * ipa.c (ipa_profile): New function.
1158 (gate_ipa_profile): Likewise.
1159 (pass_ipa_profile): New global variable.
1160 * passes.c (pass_ipa_profile): New.
1162 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
1164 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
1166 2010-04-27 Martin Jambor <mjambor@suse.cz>
1169 * ipa.c (dissolve_same_comdat_group_list): New function.
1170 (function_and_variable_visibility): Call
1171 dissolve_same_comdat_group_list when comdat group contains external or
1173 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
1174 lists are circular and that they contain only DECL_ONE_ONLY nodes.
1176 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1178 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
1179 (const_hash_1) <VECTOR_CST>: New case.
1180 (compare_constant) <VECTOR_CST>: Likewise.
1181 <ADDR_EXPR>: Deal with LABEL_REFs.
1182 (copy_constant) <VECTOR_CST>: New case.
1184 2010-04-27 Jan Hubicka <jh@suse.cz>
1186 * cgraph.c (cgraph_propagate_frequency): New function.
1187 * cgraph.h (cgraph_propagate_frequency): Declare.
1188 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
1189 cgraph_propagate_frequency.
1191 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1193 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
1195 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
1198 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
1199 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
1200 here to determine which regs to push and how much stack to reserve.
1202 2010-04-27 Jie Zhang <jie@codesourcery.com>
1204 * doc/gimple.texi (gimple_statement_with_ops): Remove
1205 addresses_taken field.
1206 (gimple_statement_with_memory_ops): Likewise.
1208 2010-04-27 Jan Hubicka <jh@suse.cz>
1210 * tree-inline.c (eni_inlining_weights): Remove.
1211 (estimate_num_insns): Special case more builtins.
1213 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
1216 * c-typeck.c (build_binary_op): Move forward check for comparison
1217 pointer with null pointer constant and adjust the diagnostic message.
1219 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
1222 * configure.ac (gcc_cv_as_section_has_align): Set if installed
1223 binutils supports extended .section directive needed by LTO, or
1224 warn if older binutils found.
1225 (LTO_BINARY_READER): New AC_SUBST'd variable.
1226 (LTO_USE_LIBELF): Likewise.
1227 * gcc/config.gcc (lto_binary_reader): New target-specific configure
1229 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
1230 (LTO_USE_LIBELF): Likewise.
1231 * configure: Regenerate.
1233 * collect2.c (is_elf): Rename from this ...
1234 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
1235 object files in addition to ELF-formatted ones.
1236 (scan_prog_file): Caller updated. Also allow for LTO info marker
1237 symbol to be prefixed or not by an extra underscore.
1239 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
1240 * config/i386/winnt.c: Also #include lto-streamer.h
1241 (i386_pe_asm_named_section): Specify 1-byte section alignment for
1243 (i386_pe_asm_output_aligned_decl_common): Add comment.
1244 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
1246 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
1249 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
1250 Add missing earlyclobber for second alternative.
1252 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
1254 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
1255 bits for artificial defs at the top of the block.
1256 * fwprop.c (single_def_use_enter_block): Don't call it.
1258 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
1261 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
1262 instead of "$gcc_cv_objdump -T".
1263 Use "-undefined dynamic_lookup" on darwin.
1264 * gcc/configure: Regenerate.
1266 2010-04-26 Jakub Jelinek <jakub@redhat.com>
1269 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
1271 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1273 * c-parser.c (struct c_token): Move location field up.
1274 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
1275 (struct c_declspecs): Convert typespec_word, storage_class, and
1276 default_int_p into bitfields.
1277 (struct c_declarator): Move loc field up.
1279 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1281 * cfgloop.h (struct loop): Move can_be_parallel field up.
1282 * ipa-prop.h (struct ip_node_params): Move bitfields up.
1283 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
1285 (struct iv_cand): Convert pos field into a bitfield.
1286 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
1288 (struct _stmt_vec_info): Shuffle fields for better packing.
1290 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1292 * varasm.c (IN_NAMED_SECTION): Remove guard.
1293 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
1294 (IN_NAMED_SECTION_P): ...this.
1295 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
1296 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1298 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1300 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
1301 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
1302 of shadowing it. Fix comments.
1304 2010-04-26 Jan Hubicka <jh@suse.cz>
1306 * cgraph.c (cgraph_create_node): Set node frequency to normal.
1307 (cgraph_clone_node): Copy function frequency.
1308 * cgraph.h (node_frequency): New enum
1309 (struct cgraph_node): Add.
1310 * final.c (rest_of_clean_state): Update.
1311 * lto-cgraph.c (lto_output_node): Output node frequency.
1312 (input_overwrite_node): Input node frequency.
1313 * tre-ssa-loop-ivopts (computation_cost): Update.
1314 * lto-streamer-out.c (output_function): Do not output function
1316 * predict.c (maybe_hot_frequency_p): Update and handle functions
1318 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
1320 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
1321 (compute_function_frequency): Set noreturn functions to be executed
1323 (choose_function_section): Update.
1324 * lto-streamer-in.c (input_function): Do not input function frequency.
1325 * function.c (allocate_struct_function): Do not initialize function
1327 * function.h (function_frequency): Remove.
1328 (struct function): Remove function frequency.
1329 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
1330 (try_update): Update.
1331 * tree-inline.c (initialize_cfun): Do not update function frequency.
1332 * passes.c (pass_init_dump_file): Update.
1333 * i386.c (ix86_compute_frame_layout): Update.
1334 (ix86_pad_returns): Update.
1336 2010-04-26 Jie Zhang <jie@codesourcery.com>
1338 PR tree-optimization/43833
1339 * tree-vrp.c (range_int_cst_p): New.
1340 (range_int_cst_singleton_p): New.
1341 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
1342 when both operands are constants. Use range_int_cst_p in
1345 2010-04-26 Jan Hubicka <jh@suse.cz>
1347 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
1349 2010-04-26 Richard Guenther <rguenther@suse.de>
1352 * gimple.c (gimple_decl_printable_name): Deal gracefully
1353 with a NULL DECL_NAME.
1355 2010-04-26 Richard Guenther <rguenther@suse.de>
1358 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
1359 if emitting debug information and it is either a function
1360 or a namespace decl.
1362 2010-04-26 Ira Rosen <irar@il.ibm.com>
1364 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
1365 determine if the statement is vectorizable, and a macro to access it.
1366 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1367 Skip statements that can't be vectorized. If the analysis fails,
1368 mark the statement as unvectorizable if vectorizing basic block.
1369 (vect_compute_data_refs_alignment): Likewise.
1370 (vect_verify_datarefs_alignment): Skip statements marked as
1371 unvectorizable. Add print.
1372 (vect_analyze_group_access): Skip statements that can't be
1373 vectorized. If the analysis fails, mark the statement as
1374 unvectorizable if vectorizing basic block.
1375 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
1376 * tree-vect-stmts.c (vectorizable_store): Fix the number of
1377 generated stmts for SLP.
1378 (new_stmt_vec_info): Initialize the new field.
1379 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
1380 statements marked as unvectorizable.
1382 2010-04-25 Joseph Myers <joseph@codesourcery.com>
1384 * c-common.c (flag_isoc1x): New.
1385 (flag_isoc99): Update comment.
1386 * c-common.h (flag_isoc1x): New.
1387 (flag_isoc99): Update comment.
1388 * c-cppbuiltin.c (builtin_define_float_constants): Also define
1389 __<type>_DECIMAL_DIG__.
1390 * c-opts.c (set_std_c1x): New.
1391 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
1392 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
1393 * c.opt (-std=c1x, -std=gnu1x): New options.
1394 * doc/cpp.texi: Mention -std=c1x.
1395 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
1396 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
1397 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
1398 * doc/standards.texi: Mention C1X.
1399 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
1400 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
1401 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
1404 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
1406 * config/i386/gmon-sol2.c (_mcleanup): Change format string
1407 placeholder from 0x%x to %#x.
1408 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1409 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1410 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1411 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1412 * config/i386/i386.c (ix86_target_string): Ditto.
1413 (output_pic_addr_const): Ditto.
1414 (print_operand): Ditto.
1416 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
1418 * combine.c (find_split_point): Add third argument. Use it
1419 to find nested multiply-accumulate instructions. Adjust calls.
1420 (try_combine): Adjust call to find_split_point.
1422 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
1424 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
1426 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
1428 PR tree-optimization/41442
1429 * fold-const.c (merge_truthop_with_opposite_arm): New function.
1430 (fold_binary_loc): Call it.
1432 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1434 * toplev.c (general_init): Set default for fdiagnostics-show-option.
1435 * opts.c (common_handle_option): Allow disabling it.
1436 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
1438 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
1440 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
1441 between modes if both types are integral.
1443 2010-04-23 Richard Guenther <rguenther@suse.de>
1445 PR tree-optimization/43572
1446 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
1448 2010-04-23 Richard Guenther <rguenther@suse.de>
1451 * tree-inline.c (tree_can_inline_p): Also check compatibility
1454 2010-04-23 Martin Jambor <mjambor@suse.cz>
1456 PR tree-optimization/43846
1457 * tree-sra.c (struct access): New flag grp_assignment_read.
1458 (build_accesses_from_assign): Set grp_assignment_read.
1459 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
1460 (enum mark_read_status): New type.
1461 (analyze_access_subtree): Propagate grp_assignment_read, create
1462 accesses also if both direct_read and root->grp_assignment_read.
1464 2010-04-23 Martin Jambor <mjambor@suse.cz>
1467 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
1468 function does not have type attributes.
1470 2010-04-23 Richard Guenther <rguenther@suse.de>
1473 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
1476 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1478 * sese.h (create_if_region_on_edge): Remove.
1480 * sese.c (create_if_region_on_edge): Make static.
1482 * tree-inline.c: Do not include ggc.h.
1484 * expr.c: Do not include ggc.h.
1486 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
1489 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
1492 * config/sh/sh.c (find_barrier): Don't emit a constant pool
1493 in the middle of insns for casesi_worker_2.
1495 2010-04-22 David Edelsohn <edelsohn@gnu.org>
1497 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
1499 2010-04-22 Ira Rosen <irar@il.ibm.com>
1501 PR tree-optimization/43842
1502 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
1503 loop unrolling in update of exit phis. Fix comment.
1504 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
1505 least two reduction statements in the loop before starting SLP
1508 2010-04-22 Nick Clifton <nickc@redhat.com>
1510 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
1512 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
1514 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
1517 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1519 * tree-parloops.c (loop_parallel_p): New argument
1520 parloop_obstack. Pass it down.
1521 (parallelize_loops): New variable parloop_obstack. Initialize it,
1522 pass it down, free it.
1524 * tree-loop-linear.c (linear_transform_loops): Pass down
1527 * tree-data-ref.h (lambda_compute_access_matrices): New argument
1528 of type struct obstack *.
1530 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
1531 scratch_obstack. Initialize it, pass down, free it.
1533 * lambda.h (lambda_loop_new): Remove.
1534 (lambda_matrix_new, lambda_matrix_inverse)
1535 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
1536 argument of type struct obstack *.
1538 * lambda-trans.c (lambda_trans_matrix_new): New argument
1539 lambda_obstack. Pass it down, use obstack allocation for ret.
1540 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
1543 * lambda-mat.c (lambda_matrix_get_column)
1544 (lambda_matrix_project_to_null): Remove.
1545 (lambda_matrix_new): New argument lambda_obstack. Use obstack
1547 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
1550 * lambda-code.c (lambda_loop_new): New function.
1551 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
1552 (lambda_compute_auxillary_space, lambda_compute_target_space)
1553 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
1554 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
1555 (build_access_matrix): New argument lambda_obstack. Use obstack
1557 (lambda_compute_step_signs, lambda_compute_access_matrices): New
1558 argument lambda_obstack. Pass it down.
1560 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1562 * optabs.h (expand_widening_mult): Declare.
1564 2010-04-22 Richard Guenther <rguenther@suse.de>
1566 PR tree-optimization/43845
1567 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
1568 lookup the CALL_EXPR function and arguments.
1570 2010-04-22 Nick Clifton <nickc@redhat.com>
1572 * config/stormy16/stormy16.c
1573 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
1574 * config/stormy16/stormy16.h: Tidy up formatting.
1575 (DONT_USE_BUILTIN_SETJMP): Remove definition.
1576 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
1577 (ineqbranchsi): Delete pattern.
1578 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
1579 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
1580 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
1581 stormy16-lib2-ucmpsi2.c.
1583 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1585 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
1586 df_simulate_find_noclobber_defs as appropriate. Keep track of an
1587 extra set merge_set_noclobber, and use it to relax the final test
1589 * df.h (df_simulate_find_noclobber_defs): Declare.
1590 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
1592 (df_simulate_find_noclobber_defs): New function.
1594 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
1596 * config/i386/i386.md: Use {} around multi-line preparation statements.
1598 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1600 * c-tree.h (push_init_level, pop_init_level, set_init_index)
1601 (process_init_element): New argument of type struct obstack *.
1603 * c-typeck.c (push_init_level, pop_init_level, set_designator)
1604 (set_init_index, set_init_label, set_nonincremental_init)
1605 (set_nonincremental_init_from_string, find_init_member)
1606 (output_init_element, output_pending_init_elements)
1607 (process_init_element): New argument braced_init_obstack. Pass it
1609 (push_range_stack, add_pending_init): New argument
1610 braced_init_obstack. Use obstack allocation.
1612 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
1613 braced_init_obstack. Pass it down.
1614 (c_parser_braced_init): New variables ret, braced_init_obstack.
1615 Initialize obstack, pass it down and finally free it.
1617 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1620 * tree-pass.h (pass_optimize_widening_mul): Declare.
1621 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
1622 gate_optimize_widening_mul): New static functions.
1623 (pass_optimize_widening_mul): New.
1624 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
1625 <case MULT_EXPR>: Remove support for widening multiplies.
1626 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
1627 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
1628 simplify_gen_unary rather than directly building extensions.
1629 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
1631 * expmed.c (expand_widening_mult): New function.
1632 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
1634 2010-04-21 Jan Hubicka <jh@suse.cz>
1636 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
1637 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
1638 * lto-wpa-fixup.c: Remove.
1639 * Makefile.in (lto-wpa-fixup.o): Remove.
1640 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
1641 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
1642 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
1644 2010-04-21 Jan Hubicka <jh@suse.cz>
1646 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
1647 add write_optimization_summary, read_optimization_summary.
1648 (ipa_write_summaries_of_cgraph_node_set): Remove.
1649 (ipa_write_optimization_summaries): Declare.
1650 (ipa_read_optimization_summaries): Declare.
1651 * ipa-cp.c (pass_ipa_cp): Update.
1652 * ipa-reference.c (pass_ipa_reference): Update.
1653 * ipa-pure-const.c (pass_ipa_pure_const): Update.
1654 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
1656 * ipa-inline.c (pass_ipa_inline): Update.
1657 * ipa.c (pass_ipa_whole_program): Update.
1658 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
1659 * passes.c (ipa_write_summaries_1): Do not test wpa.
1660 (ipa_write_optimization_summaries_1): New.
1661 (ipa_write_optimization_summaries): New.
1662 (ipa_read_summaries): Do not test ltrans.
1663 (ipa_read_optimization_summaries_1): New.
1664 (ipa_read_optimization_summaries): New.
1666 2010-04-21 Jan Hubicka <jh@suse.cz>
1668 * lto-cgraph.c (lto_output_node): Do not output comdat groups
1670 (output_cgraph): Do not arrange comdat groups for boundary nodes.
1672 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1675 * dwarf2out.c (add_name_and_src_coords_attributes): Add
1676 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
1678 2010-04-21 Jan Hubicka <jh@suse.cz>
1680 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
1682 2010-04-21 Jan Hubicka <jh@suse.cz>
1684 * varpool.c (decide_is_variable_needed): Variable is always needed
1687 2010-04-21 Jan Hubicka <jh@suse.cz>
1689 * opts.c (decode_options): Enable pure-const pass for whopr.
1691 2010-04-21 Jan Hubicka <jh@suse.cz>
1693 * cgraph.c (dump_cgraph_node): Dump also assembler name.
1694 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
1696 (cgraph_decide_inlining): Do not expect callee to be removed in all
1699 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
1701 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
1703 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1705 * config/i386/i386.md (x86_shrd): Add athlon_decode and
1706 amdfam10_decode attributes.
1708 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1711 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
1712 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
1713 (lower_copyprivate_clauses): Use private var in outer
1714 context instead of original var. Make sure the types
1715 are correct for VLAs.
1717 2010-04-21 Richard Guenther <rguenther@suse.de>
1719 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
1720 to non-pointer objects.
1722 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1724 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
1725 last chain entry if it starts with the still current label.
1726 (add_location_or_const_value_attribute): Check that
1727 loc_list->first->next is NULL instead of comparing ->first with ->last.
1728 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
1729 to add_var_loc_to_decl.
1731 * dwarf2out.c (output_call_frame_info): For dw_cie_version
1732 >= 4 add also address size and segment size fields into CIE header.
1734 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
1735 long as address size is the same as sizeof (void *) and
1737 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
1738 address size or segment size is unexpected, return DW_EH_PE_omit.
1739 (classify_object_over_fdes): If get_cie_encoding returned
1740 DW_EH_PE_omit, return -1.
1741 (init_object): If classify_object_over_fdes returned -1,
1742 pretend there were no FDEs at all.
1744 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1746 * config/i386/i386.md (bswap<mode>2): Macroize expander from
1747 bswap{si,di}2 using SWI48 mode iterator.
1748 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
1749 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
1750 set modrm attribute of bswap insn to 0 and remove length attribute.
1751 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
1752 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
1753 set mode attribute to <MODE> and remove length attribute.
1755 2010-04-20 James E. Wilson <wilson@codesourcery.com>
1757 PR rtl-optimization/43520
1758 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
1759 zero available registers.
1761 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1763 * builtins.c (fold_builtin_cproj): Fold more cases.
1765 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1767 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
1768 (fold_builtin_1): Fold builtin cproj.
1769 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
1770 Use ATTR_CONST_NOTHROW_LIST.
1772 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
1774 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
1775 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
1776 ffsi2_no_cmove for !TARGET_CMOVE.
1777 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
1778 (ffssi2): Remove expander.
1779 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
1781 (ctz<mode>2): Ditto from ctz{si,di}2.
1782 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
1784 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
1787 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1789 * dwarf2out.c (AT_linkage_name): Define.
1790 (clone_as_declaration): Handle DW_AT_linkage_name.
1791 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
1792 of DW_AT_MIPS_linkage_name.
1793 (move_linkage_attr): Likewise.
1794 (dwarf2out_finish): Likewise.
1796 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
1799 * fold-const.c (fold_comparison): New folding rule.
1801 2010-04-20 Anatoly Sokolov <aesok@post.ru>
1803 * double-int.h (double_int_setbit): Declare.
1804 * double-int.c (double_int_setbit): New function.
1805 * rtl.h (immed_double_int_const): Declare.
1806 * emit-rtl.c (immed_double_int_const): New function.
1807 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
1808 and immed_double_int_const functions.
1809 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
1810 expand_copysign_bit): (Ditto.).
1811 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
1812 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
1813 * dojump.c (prefer_and_bit_test): (Ditto.).
1814 * expr.c (convert_modes, reduce_to_bit_field_precision,
1815 const_vector_from_tree): (Ditto.).
1816 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1818 2010-04-20 Jan Hubicka <jh@suse.cz>
1820 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
1821 (dump_cgraph_node): Dump new flags.
1822 * cgraph.h (struct cgraph_node): Add flags
1823 reachable_from_other_partition and in_other_partition.
1824 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
1825 other partition can not be removed.
1826 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
1827 the other partition must be output; silence sanity checking on
1828 leaking functions bodies from other paritition.
1829 * lto-cgraph.c (reachable_from_other_partition_p): New function.
1830 (lto_output_node): Output new flags; do not sanity check that inline
1831 clones are output; drop lto_forced_extern_inline_p code; do not mock
1832 visibility flags at partition boundaries.
1833 (add_node_to): New function.
1834 (output_cgraph): Use it to sort functions so masters appear before
1836 (input_overwrite_node): Input new flags.
1837 * passes.c (ipa_write_summaries): Do not call
1838 lto_new_extern_inline_states.
1839 * lto-section-out.c (forced_extern_inline,
1840 lto_new_extern_inline_states lto_delete_extern_inline_states,
1841 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
1842 * lto-streamer.h (lto_new_extern_inline_states,
1843 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
1844 lto_forced_extern_inline_p): Kill.
1846 2010-04-20 Richard Guenther <rguenther@suse.de>
1848 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
1849 from vars that can have pointers.
1850 (process_constraint): Dump useless constraints.
1852 2010-04-20 Richard Guenther <rguenther@suse.de>
1854 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
1855 (dump_sa_points_to_info): Remove asserts.
1856 (init_base_vars): nothing_id isn't an escape point nor does it
1859 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1861 * tree.h (TYPE_REF_IS_RVALUE): Define.
1862 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
1863 should_move_die_to_comdat, prune_unused_types_walk): Handle
1864 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
1865 (modified_type_die, gen_reference_type_die): Emit
1866 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
1867 if TYPE_REF_IS_RVALUE and -gdwarf-4.
1869 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1872 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
1873 calls for -fpic -m31 if they have been sibcall optimized.
1875 2010-04-19 James E. Wilson <wilson@codesourcery.com>
1877 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
1878 ar.lc fixed and call-used.
1880 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
1882 2010-04-19 Jan Hubicka <jh@suse.cz>
1884 * opts.c (decode_options): Disable whpr incompatible passes.
1885 * lto/lto.c (lto_1_to_1_map): Skip clones.
1886 (read_cgraph_and_symbols): Do not mark everything as needed.
1887 (do_whole_program_analysis): Do map only after optimizing;
1888 set proper cgraph_state; use passmanager.
1890 2010-04-19 DJ Delorie <dj@redhat.com>
1892 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
1893 POINTER_PLUS_EXPR and fix them.
1895 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
1897 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
1898 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
1899 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
1900 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
1901 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
1902 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
1903 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
1904 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
1905 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
1906 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
1907 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
1909 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
1911 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
1912 (check_cond_move_block): Likewise.
1913 (cond_move_process_if_block): Likewise.
1914 (noce_find_if_block): Improve formatting.
1915 (find_if_header): Pass 0 to memset and tweak conditions.
1916 (cond_exec_find_if_block): Fix long lines and tweak conditions.
1918 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1920 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
1924 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
1925 with non-local decl doesn't need chain.
1927 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
1929 * ira-color.c (allocno_reload_assign): Avoid accumulating
1930 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
1932 2010-04-19 Martin Jambor <mjambor@suse.cz>
1934 * gimple.h (create_tmp_reg): Declare.
1935 * gimplify.c (create_tmp_reg): New function.
1936 (gimplify_return_expr): Use create_tmp_reg.
1937 (gimplify_omp_atomic): Likewise.
1938 (gimple_regimplify_operands): Likewise.
1939 * tree-dfa.c (make_rename_temp): Likewise.
1940 * tree-predcom.c (predcom_tmp_var): Likewise.
1941 (reassociate_to_the_same_stmt): Likewise.
1942 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
1943 (get_replaced_param_substitute): Likewise.
1944 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
1945 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
1946 * tree-ssa-pre.c (get_representative_for): Likewise.
1947 (create_expression_by_pieces): Likewise.
1948 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
1949 (create_tailcall_accumulator): Likewise.
1951 2010-04-19 Martin Jambor <mjambor@suse.cz>
1953 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
1955 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
1957 2010-04-19 Richard Guenther <rguenther@suse.de>
1959 PR tree-optimization/43796
1960 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
1961 from SCEV in the lattice.
1962 (vrp_visit_phi_node): Dump change.
1964 2010-04-19 Richard Guenther <rguenther@suse.de>
1966 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
1967 * configure: Re-generated.
1969 2010-04-19 Richard Guenther <rguenther@suse.de>
1971 PR tree-optimization/43783
1972 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
1973 constant ARRAY_REF operands two and three if possible.
1975 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
1978 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
1980 2010-04-19 Jie Zhang <jie@codesourcery.com>
1983 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
1985 2010-04-19 Ira Rosen <irar@il.ibm.com>
1987 PR tree-optimization/37027
1988 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
1989 and macro to access it.
1990 (vectorizable_reduction): Add argument.
1991 (vect_get_slp_defs): Likewise.
1992 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
1993 statements for possible use in SLP.
1994 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
1995 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
1996 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
1998 (vectorizable_reduction): Likewise.
1999 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
2001 (vectorizable_type_demotion, vectorizable_type_promotion,
2002 vectorizable_store): Likewise.
2003 (vect_analyze_stmt): Update call to vectorizable_reduction.
2004 (vect_transform_stmt): Likewise.
2005 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
2006 (vect_build_slp_tree): Fix indentation. Check that there are no loads
2007 from different interleaving chains in same node.
2008 (vect_slp_rearrange_stmts): New function.
2009 (vect_supported_load_permutation_p): Allow load permutations for
2010 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
2011 inside SLP nodes if necessary.
2012 (vect_analyze_slp_instance): Handle reductions.
2013 (vect_analyze_slp): Try to build SLP instances originating from groups
2015 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
2016 (vect_get_constant_vectors): Create initial vectors for reductions
2017 according to reduction code. Add new argument.
2018 (vect_get_slp_defs): Add new argument, pass it to
2019 vect_get_constant_vectors.
2020 (vect_schedule_slp_instance): Remove SLP tree root statements.
2022 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2024 * tree.h (ENUM_IS_SCOPED): Define.
2025 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
2026 for ENUM_IS_SCOPED enums.
2028 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
2030 * fold-const.c (fold_comparison): Use ssizetype.
2031 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2032 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
2033 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
2034 * tree-object-size.c (compute_object_sizes): Use size_type_node.
2036 * tree.h (initialize_sizetypes): Remove parameter.
2037 (build_common_tree_nodes): Remove second parameter.
2038 * stor-layout.c (initialize_sizetypes): Remove parameter.
2039 Always create an unsigned type.
2040 (set_sizetype): Assert that the passed type is unsigned and simplify.
2041 * tree.c (build_common_tree_nodes): Remove second parameter.
2042 Adjust call to initialize_sizetypes.
2043 * c-decl.c (c_init_decl_processing): Remove second argument in call to
2044 build_common_tree_nodes.
2046 2010-04-18 Matthias Klose <doko@ubuntu.com>
2048 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
2050 2010-04-18 Ira Rosen <irar@il.ibm.com>
2052 PR tree-optimization/43771
2053 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
2054 load permutation doesn't have gaps.
2056 2010-04-18 Jan Hubicka <jh@suse.cz>
2058 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
2059 (sse_prologue_save_insn expander): Use new pattern.
2060 (sse_prologue_save_insn1): New pattern and splitter.
2061 (sse_prologue_save_insn): Update to deal also with 64bit aligned
2063 * i386.c (setup_incoming_varargs_64): Do not compute jump
2065 (ix86_gimplify_va_arg): Update alignment needed.
2066 (ix86_local_alignment): Do not align all local arrays to 128bit.
2068 2010-04-17 Jan Hubicka <jh@suse.cz>
2070 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
2072 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2074 * arm.md (negdi2): Remove redundant code to force values into a
2077 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2079 * arm/bpabi.S: Add EABI alignment attributes to objects.
2080 * arm/bpabi-v6m.S: Likewise.
2081 * arm/crti.asm: Likewise.
2082 * arm/crtn.asm: Likewise.
2083 * arm/lib1funcs.asm: Likewise.
2084 * arm/libunwind.S: Likewise.
2086 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2088 * arm-protos.h (tune_params): New structure.
2089 * arm.c (current_tune): New variable.
2090 (arm_constant_limit): Delete.
2091 (struct processors): Add pointer to the tune parameters.
2092 (arm_slowmul_tune): New tuning option.
2093 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
2094 (all_cores): Adjust to pick up the tuning model.
2095 (arm_constant_limit): New function.
2096 (arm_override_options): Select the appropriate tuning model. Delete
2097 initialization of arm_const_limit.
2098 (arm_split_constant): Use the new constant-limit model.
2099 (arm_rtx_costs): Pick up the current tuning model.
2100 * arm.md (is_strongarm, is_xscale): Delete.
2101 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
2102 for Xscale variant architectures.
2103 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
2105 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2107 * config/arm/arm.c (arm_gen_constant): Remove unused variable
2109 (arm_rtx_costs_1): Remove unused variable extra_cost.
2110 (arm_unwind_emit_set): Use variable offset.
2111 (thumb1_output_casesi): Remove unused variable flags.
2113 2010-04-16 Jeff Law <law@redhat.com>
2115 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
2116 needing assignment rather than doing a two-phase assignment. Remove
2117 unused variable 'm'.
2119 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2122 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
2124 2010-04-16 Doug Kwan <dougkwan@google.com>
2126 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
2127 (next_operand_entry_id): New static variable.
2128 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
2129 (add_to_ops_vec): Assigned unique ID to operand entry.
2130 (struct oecount_s): New field ID.
2131 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
2132 (undistribute_ops_list): Assign unique IDs to oecounts.
2133 (init_reassoc): reset next_operand_entry_id.
2135 2010-04-16 Doug Kwan <dougkwan@google.com>
2137 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
2138 missing left parenthesis.
2140 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
2142 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
2143 *btdi_rex64 using SWI48 mode iterator.
2144 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
2145 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
2146 *jcc_btdi_mask_rex64.
2148 2010-04-16 Anatoly Sokolov <aesok@post.ru>
2150 * double-int.h (tree_to_double_int): Convert to macro.
2151 * double-int.c (tree_to_double_int): Remove.
2153 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2156 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
2157 with want_address 2 and in case a single element list might be
2158 possible, call it again with want_address 0.
2160 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2162 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
2163 case 'W' print operands for HI mode.
2164 * config/h8300/h8300.h (Y0, Y2) : New constraints.
2165 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
2166 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
2167 * config/h8300/predicate.md (bit_register_indirect_operand): New.
2169 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
2171 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
2172 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
2173 #xx:3 and #xx:4 mode.
2175 * config/h8300/h8300.md (inverted load with HImode dest): Add
2176 support for H8300SX.
2178 * config/h8300/predicate.md (bit_operand): Allow immediate values that
2179 satisfy 'U' constraint.
2181 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2183 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
2184 * configure: Regenerate.
2185 * config.in: Regenerate.
2186 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
2189 2010-04-16 Richard Guenther <rguenther@suse.de>
2191 * tree.h (struct tree_decl_minimal): Move pt_uid ...
2192 (struct tree_decl_common): ... here.
2193 (DECL_PT_UID): Adjust.
2194 (SET_DECL_PT_UID): Likewise.
2195 (DECL_PT_UID_SET_P): Likewise.
2197 2010-04-16 Richard Guenther <rguenther@suse.de>
2199 PR tree-optimization/43572
2200 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
2201 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
2202 * tree-flow.h (is_call_clobbered): Remove.
2203 * tree-flow-inline.h (is_call_clobbered): Likewise.
2204 * tree-dfa.c (dump_variable): Do not dump call clobber state.
2205 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
2206 (execute_return_slot_opt): Adjust.
2207 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
2208 check for call clobbered vars here.
2209 (find_tail_calls): Move tailcall verification to the
2212 2010-04-16 Diego Novillo <dnovillo@google.com>
2214 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
2216 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2219 * config/arm/arm.md (cbranchqi4): New pattern.
2220 * config/arm/predicates.md (const0_operand,
2221 cbranchqi4_comparison_operator): New predicates.
2223 2010-04-16 Richard Guenther <rguenther@suse.de>
2225 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
2226 (dump_gimple_stmt): Likewise.
2228 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2230 * recog.h (struct recog_data): New field is_operator.
2231 (struct insn_operand_data): New field is_operator.
2232 * recog.c (extract_insn): Set recog_data.is_operator.
2233 * genoutput.c (output_operand_data): Emit code to set the
2235 * reload.c (find_reloads): Use it rather than testing for an
2236 empty constraint string.
2239 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
2240 If the previous insn is a cbranchsi4_insn with the same arguments,
2241 omit the compare instruction.
2243 * config/arm/arm.md (addsi3_cbranch): If destination is a high
2244 register, inputs must be low registers and we need a low register
2245 scratch. Handle alternative 2 like alternative 3.
2247 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2249 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
2250 don't call get_addr on both. If one expression is a VALUE and
2251 the other a REG, check VALUE's locs if the REG isn't among them.
2253 2010-04-16 Christian Bruel <christian.bruel@st.com>
2255 * config/sh/sh.h (sh_frame_pointer_required): New function.
2256 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
2257 (flag_omit_frame_pointer) Set.
2258 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
2259 (rounded_frame_size): Adjust size with outgoing_args_size.
2260 (sh_set_return_address): Must return from stack pointer.
2261 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
2262 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2263 (ACCUMULATE_OUTGOING_ARGS): Define.
2264 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
2265 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
2267 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2270 * config/sh/sh.c (sh_legitimize_reload_address): Use
2271 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
2272 Remove a unneeded check for offset_base.
2274 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
2276 * configure: Regenerated.
2278 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2280 * config/s390/s390.c (s390_call_save_register_used): Switch back
2281 to HARD_REGNO_NREGS.
2283 2010-04-15 Richard Guenther <rguenther@suse.de>
2285 * alias.c (alias_set_subset_of): Handle alias-set zero
2288 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
2289 Julian Brown <julian@codesourcery.com>
2291 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
2292 alternatives according to use of high and low regs.
2293 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
2294 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
2295 optimizing for size on Thumb-2.
2297 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
2299 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
2301 2010-04-15 Richard Guenther <rguenther@suse.de>
2303 * tree-ssa-structalias.c (struct variable_info): Add
2305 (new_var_info): Initialize it.
2306 (dump_constraints): Support printing last added constraints.
2307 (debug_constraints): Adjust.
2308 (dump_constraint_graph): Likewise.
2309 (make_heapvar_for): Check for NULL cfun.
2310 (get_function_part_constraint): New function.
2311 (get_fi_for_callee): Likewise.
2312 (find_func_aliases): Properly implement IPA PTA constraints.
2313 (process_ipa_clobber): New function.
2314 (find_func_clobbers): Likewise.
2315 (insert_into_field_list_sorted): Remove.
2316 (create_function_info_for): Properly allocate vars for IPA mode.
2317 Do not use insert_into_field_list_sorted.
2318 (create_variable_info_for): Properly generate constraints for
2319 global vars in IPA mode.
2320 (dump_solution_for_var): Always dump the solution.
2321 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
2322 (find_what_var_points_to): Adjust.
2323 (pt_solution_set): Change.
2324 (pt_solution_ior_into): New function.
2325 (pt_solution_empty_p): Export.
2326 (pt_solution_includes_global): Adjust.
2327 (pt_solution_includes_1): Likewise.
2328 (pt_solutions_intersect_1): Likewise.
2329 (dump_sa_points_to_info): Check some invariants.
2330 (solve_constraints): Move constraint dumping ...
2331 (compute_points_to_sets): ... here.
2332 (ipa_pta_execute): ... and here.
2333 (compute_may_aliases): Do not re-compute points-to info
2334 locally if IPA info is available.
2335 (ipa_escaped_pt): New global var.
2336 (ipa_pta_execute): Properly implement IPA PTA.
2337 * tree-into-ssa.c (dump_decl_set): Support dumping
2338 decls not in referenced-vars.
2339 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
2340 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
2341 (dump_points_to_solution): Likewise.
2342 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
2343 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
2344 (remap_gimple_stmt): Reset call clobber/use information if necessary.
2345 (copy_decl_to_var): Copy DECL_PT_UID.
2346 (copy_result_decl_to_var): Likewise.
2347 * tree.c (make_node_stat): Initialize DECL_PT_UID.
2348 (copy_node_stat): Copy it.
2349 * tree.h (DECL_PT_UID): New macro.
2350 (SET_DECL_PT_UID): Likewise.
2351 (DECL_PT_UID_SET_P): Likewise.
2352 (struct tree_decl_minimal): Add pt_uid member.
2353 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
2354 (pt_solution_empty_p): Declare.
2355 (pt_solution_set): Adjust.
2356 (ipa_escaped_pt): Declare.
2357 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
2358 * gimple-pretty-print.c (pp_points_to_solution): New function.
2359 (dump_gimple_call): Dump call clobber/use information.
2360 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
2361 * tree-pass.h (TDF_ALIAS): New dump option.
2362 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
2363 * doc/invoke.texi (-fipa-pta): Update documentation.
2365 2010-04-15 Richard Guenther <rguenther@suse.de>
2367 * Makefile.in (OBJS-common): Add gimple-fold.o.
2368 (gimple-fold.o): New rule.
2369 * tree.h (maybe_fold_offset_to_reference,
2370 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
2372 * gimple.h: ... here.
2373 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
2374 may_propagate_address_into_dereference): Move prototypes ...
2375 * gimple.h: ... here.
2376 * tree-ssa-ccp.c (get_symbol_constant_value,
2377 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
2378 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
2379 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
2380 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
2381 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
2382 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
2383 gimplify_and_update_call_from_tree): Move ...
2384 * gimple-fold.c: ... here. New file.
2385 (ccp_fold_builtin): Rename to ...
2386 (gimple_fold_builtin): ... this.
2387 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
2389 2010-04-15 Richard Guenther <rguenther@suse.de>
2391 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
2392 fit_double_type, force_fit_type_double, add_double_with_sign,
2393 neg_double, mul_double_with_sign, lshift_double, rshift_double,
2394 lrotate_double, rrotate_double, div_and_round_double): Move ...
2395 * double-int.c: ... here.
2396 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
2397 add_double, neg_double, mul_double_with_sign, mul_double,
2398 lshift_double, rshift_double, lrotate_double, rrotate_double,
2399 div_and_round_double): Move prototypes ...
2400 * double-int.h: ... here.
2402 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
2405 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
2406 matching constraints to ensure inputs match the output.
2408 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2411 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
2412 in an input-only operand.
2414 2010-04-15 Anatoly Sokolov <aesok@post.ru>
2416 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
2417 (double_int_not, double_int_lshift, double_int_rshift): Declare.
2418 (double_int_negative_p): Convert to static inline function.
2419 * double-int.c (double_int_lshift, double_int_lshift): New functions.
2420 (double_int_negative_p): Remove.
2421 * tree.h (lshift_double, rshift_double):
2422 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
2423 * fold-const.c (fold_convert_const_int_from_real,
2424 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
2425 (lshift_double): Change type of arith argument to bool.
2426 (rshift_double): Change type of arith argument to bool. Correct
2428 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2430 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
2433 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
2434 at the start and end of the then/else blocks, and omit them from the
2436 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
2437 argument; all callers changed. Pass zero to old_insns_match_p instead.
2438 (flow_find_head_matching_sequence): New function.
2439 (old_insns_match_p): Check REG_EH_REGION notes for calls.
2440 * basic-block.h (flow_find_cross_jump,
2441 flow_find_head_matching_sequence): Declare functions.
2443 2010-04-14 Jason Merrill <jason@redhat.com>
2446 * c-common.c (attribute_takes_identifier_p): New fn.
2447 * c-common.h: Declare it.
2449 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2451 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
2453 (*udivmod<mode>4): Ditto.
2455 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2457 * config/i386/i386.md (maxmin_int): Rename code attribute from
2458 maxminiprefix and update all users.
2459 (maxmin_float): Ditto from maxminfprefix.
2460 (logic): Ditto from logicprefix.
2461 (absneg_mnemonic): Ditto from absnegprefix.
2462 * config/i386/mmx.md: Update all users of maxminiprefix,
2463 maxminfprefix and logicprefix for rename.
2464 * config/i386/sse.md: Ditto.
2465 * config/i386/sync.md (sync_<code><mode>): Update for
2468 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
2471 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
2472 warnings converted to errors.
2474 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2476 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
2477 used insn_type variable.
2478 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
2479 to avoid set-but-not-used warning.
2481 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2483 * df-core.c (df_ref_debug): Change format string placeholder
2485 * dwarf2asm.c (dw2_asm_output_data_raw,
2486 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
2487 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
2488 * dwarf2out.c (output_cfi, output_cfi_directive,
2489 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
2490 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
2492 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
2493 * print-rtl.c (print_rtx): Ditto.
2495 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2498 * builtins.c (expand_builtin_pow_root): New function to expand pow
2499 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
2500 series of sqrt and cbrt calls under -ffast-math.
2501 (expand_builtin_pow): Call it.
2503 2010-04-14 Michael Matz <matz@suse.de>
2505 PR tree-optimization/42963
2506 * tree-cfg.c (touched_switch_bbs): New static variable.
2507 (group_case_labels_stmt): New function broken out from ...
2508 (group_case_labels): ... here, use the above.
2509 (start_recording_case_labels): Allocate touched_switch_bbs.
2510 (end_recording_case_labels): Deallocate it, call
2511 group_case_labels_stmt.
2512 (gimple_redirect_edge_and_branch): Remember index of affected BB.
2514 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2516 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
2519 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2521 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
2523 2010-04-13 Jan Hubicka <jh@suse.cz>
2525 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
2526 of optimized out static functions.
2527 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
2528 cost computation. Also sanity check for overflows.
2529 (update_caller_keys): Update cgraph_edge_badness call; properly
2530 update fibheap and sanity check that it is up to date.
2531 (add_new_edges_to_heap): Update cgraph_edge_badness.
2532 (cgraph_decide_inlining_of_small_function): Likewise;
2533 add sanity checking that badness in heap is up to date;
2534 improve dumping of reason; Update badness of calls to the
2535 offline copy of function currently inlined; dump badness
2536 of functions not inlined because of unit growth limits.
2538 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2541 * c-common.c (pointer_int_sum): Disregard overflow that occured only
2542 because of sign-extension change when converting to sizetype here...
2543 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
2545 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
2546 the folding to constants. Remove redundant final conversion.
2547 (fold_binary) <associate>: Do not associate if the re-association of
2548 constants alone overflows.
2549 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
2550 to the end of the list.
2551 (multiple_of_p) <COND_EXPR>: New case.
2553 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
2555 * opt-functions.awk (opt_sanitized_name): New.
2557 * optc-gen.awk: Use it
2558 * opth-gen.awk: Use it.
2560 2010-04-13 Martin Jambor <mjambor@suse.cz>
2562 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
2563 (sra_modify_assign): Delete stmts loading dead data even if racc has no
2564 children. Call replace_uses_with_default_def_ssa_name to handle
2567 2010-04-13 Michael Matz <matz@suse.de>
2570 * builtins.c (expand_builtin_interclass_mathfn): Also create
2571 a register if the predicate doesn't match.
2573 2010-04-13 Diego Novillo <dnovillo@google.com>
2575 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
2576 * c-pch.c: Include timevar.h.
2577 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
2578 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
2579 * ggc-common.c: Include timevar.h.
2580 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
2581 * timevar.def (TV_PCH_SAVE): Define.
2582 (TV_PCH_CPP_SAVE): Define.
2583 (TV_PCH_PTR_REALLOC): Define.
2584 (TV_PCH_PTR_SORT): Define.
2585 (TV_PCH_RESTORE): Define.
2586 (TV_PCH_CPP_RESTORE): Define.
2588 2010-04-13 Michael Matz <matz@suse.de>
2590 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
2592 (can_reassociate_p): New function.
2593 (break_up_subtract_bb, reassociate_bb): Use it.
2595 2010-04-13 Richard Guenther <rguenther@suse.de>
2598 * builtins.c (c_readstr): Fix assert.
2600 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
2602 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
2603 when generating cltd insn.
2605 (*ashl<mode>3_1): Remove special handling for register operand 2.
2606 (*ashlsi3_1_zext): Ditto.
2607 (*ashlhi3_1): Ditto.
2608 (*ashlhi3_1_lea): Ditto.
2609 (*ashlqi3_1): Ditto.
2610 (*ashlqi3_1_lea): Ditto.
2611 (*<shiftrt_insn><mode>3_1): Ditto.
2612 (*<shiftrt_insn>si3_1_zext): Ditto.
2613 (*<shiftrt_insn>qi3_1_slp): Ditto.
2614 (*<rotate_insn><mode>3_1): Ditto.
2615 (*<rotate_insn>si3_1_zext): Ditto.
2616 (*<rotate_insn>qi3_1_slp): Ditto.
2618 2010-04-13 Richard Guenther <rguenther@suse.de>
2620 * tree-ssa-structalias.c (callused_id): Remove.
2621 (call_stmt_vars): New.
2622 (get_call_vi): Likewise.
2623 (lookup_call_use_vi): Likewise.
2624 (lookup_call_clobber_vi): Likewise.
2625 (get_call_use_vi): Likewise.
2626 (get_call_clobber_vi): Likewise.
2627 (make_transitive_closure_constraints): Likewise.
2628 (handle_const_call): Adjust to do per-call call-used handling.
2629 (handle_pure_call): Likewise.
2630 (find_what_var_points_to): Remove general callused handling.
2631 (init_base_vars): Likewise.
2632 (init_alias_vars): Initialize call_stmt_vars.
2633 (compute_points_to_sets): Process call-used and call-clobbered
2634 vars for call statements.
2635 (delete_points_to_sets): Free call_stmt_vars.
2637 2010-04-13 Richard Guenther <rguenther@suse.de>
2639 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2640 Only add RW dependence for dependence distance zero.
2641 Adjust maximal vectorization factor according to dependences.
2642 Move alignment handling ...
2643 (vect_find_same_alignment_drs): ... here. New function.
2644 (vect_analyze_data_ref_dependences): Adjust.
2645 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
2646 (vect_analyze_data_refs): Adjust minimal vectorization factor
2647 according to data references.
2648 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
2649 dependences before determining the vectorization factor.
2650 Analyze alignment after determining the vectorization factor.
2651 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
2652 dependences before alignment.
2653 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
2655 (vect_analyze_data_refs): Likewise.
2656 (MAX_VECTORIZATION_FACTOR): New define.
2658 2010-04-13 Duncan Sands <baldrick@free.fr>
2660 * except.h (lang_eh_type_covers): Remove.
2661 * except.c (lang_eh_type_covers): Likewise.
2663 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2664 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2666 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
2667 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
2668 UNITS_PER_LONG where it is ABI relevant.
2669 (s390_return_addr_rtx): Likewise.
2670 (s390_back_chain_rtx): Likewise.
2671 (s390_frame_area): Likewise.
2672 (s390_frame_info): Likewise.
2673 (s390_initial_elimination_offset): Likewise.
2674 (save_gprs): Likewise.
2675 (s390_emit_prologue): Likewise.
2676 (s390_emit_epilogue): Likewise.
2677 (s390_function_arg_advance): Likewise.
2678 (s390_function_arg): Likewise.
2679 (s390_va_start): Likewise.
2680 (s390_gimplify_va_arg): Likewise.
2681 (s390_function_profiler): Likewise.
2682 (s390_optimize_prologue): Likewise.
2683 (s390_rtx_costs): Likewise.
2684 (s390_secondary_reload): Likewise.
2685 (s390_promote_function_mode): Likewise.
2686 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
2687 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
2688 registers available.
2689 (s390_unwind_word_mode): New function.
2690 (s390_function_value): Split 64 bit values into register pair if
2691 used as return value.
2692 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
2693 function call parameters. Handle parallels.
2694 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
2695 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
2696 (DWARF_CIE_DATA_ALIGNMENT): New macro.
2697 (s390_expand_setmem): Remove unused variable src_addr.
2698 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
2699 deal with 64 bit registers.
2700 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
2701 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
2702 (UNITS_PER_LONG): New macro.
2703 * libjava/include/s390-signal.h: Define extended ucontext
2704 structure containing the upper halfs of the 64 bit registers.
2706 2010-04-13 Simon Baldwin <simonb@google.com>
2708 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
2710 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2712 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
2713 rvalue on the RHS if the LHS is of a non-renamable type.
2714 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
2716 2010-04-13 Matthias Klose <doko@ubuntu.com>
2718 * gcc.c (cc1_options): Handle -iplugindir before processing
2719 the cc1 spec. Only add -iplugindir once.
2720 (cpp_unique_options): Add -iplugindir option if -fplugin* options
2722 * common.opt (iplugindir): Remove `Separate' property, initialize.
2723 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
2725 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
2726 (distclean): Remove plugin dir.
2727 * doc/invoke.texi: Document -iplugindir.
2729 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
2731 * doc/plugins.texi (Loading Plugins): Document short
2732 -fplugin=foo option.
2733 (Plugin API): Mention default_plugin_dir_name function.
2735 * gcc.c (find_file_spec_function): Add new declaration.
2736 (static_spec_func): Use it for "find-file".
2737 (find_file_spec_function): Add new function.
2738 (cc1_options): Add -iplugindir option if -fplugin* options found.
2740 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
2742 * plugin.c (add_new_plugin): Updated comment, and handle short
2744 (default_plugin_dir_name): Added new function.
2746 * common.opt (iplugindir): New option to set the plugin directory.
2748 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
2750 * config/i386/i386.md (any_rotate): New code iterator.
2751 (rotate_insn): New code attribute.
2753 (SWIM124): New mode iterator.
2754 (<rotate_insn>ti3): New expander.
2755 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
2756 any_rotate code iterator.
2757 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
2758 using any_rotate code iterator and SWIM124 mode iterator.
2759 (ix86_rotlti3): New insn_and_split pattern.
2760 (ix86_rotrti3): Ditto.
2761 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
2762 ix86_rotl{di,ti}3 patterns.
2763 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
2764 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
2765 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
2766 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
2767 code iterator and SWI mode iterator.
2768 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
2769 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
2771 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
2772 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
2773 (bswap rotatert splitter): Add splitter.
2774 (bswap splitter): Macroize splitter using any_rotate code iterator.
2775 Add insn predicate to split only for TARGET_USE_XCHGB or when
2776 optimizing function for size.
2778 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2780 * config/pa/pa.c (emit_move_sequence): Remove use of
2781 deleted variable flag_argument_noalias.
2783 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2785 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
2787 Add to unsupported targets list.
2788 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
2789 sparc*-sun-solaris2.[567]* from target lists.
2790 * configure: Regenerate.
2791 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
2793 Remove Solaris 7 patch references.
2794 (Specific, sparc-sun-solaris2.7): Removed.
2795 (sparc-sun-solaris2*): Update Solaris 7 example.
2796 (sparc64-*-solaris2*): Likewise.
2798 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2800 * config.build (alpha*-dec-osf4*): Remove.
2801 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
2802 of obsolete configurations.
2803 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
2805 * config/alpha/t-osf4: Renamed to ...
2806 * config/alpha/t-osf5: ... this.
2807 * config/alpha/osf.h: Renamed to ...
2808 * config/alpha/osf5.h: ... this.
2809 Merged old osf5.h contents.
2811 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
2812 (EXTRA_SPECS): Removed.
2813 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
2814 reflect removal of Tru64 UNIX V4.0/V5.0 support.
2817 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2819 * doc/contrib.texi (Contributors, Rainer Orth): Update.
2821 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
2824 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
2825 __thiscall convention.
2827 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2829 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
2831 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
2833 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2835 * function.c (assign_parms_initialize_all): Add unused attribute
2838 2010-04-12 Richard Guenther <rguenther@suse.de>
2840 * gsstruct.def (GSS_CALL): New.
2841 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
2842 * gimple.h: Include tree-ssa-alias.h.
2843 (struct gimple_statement_call): New.
2844 (union gimple_statement_struct_d): Add gimple_call member.
2845 (gimple_call_reset_alias_info): Declare.
2846 (gimple_call_use_set): New function.
2847 (gimple_call_clobber_set): Likewise.
2848 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
2849 * gimple.c (gimple_call_reset_alias_info): New function.
2850 (gimple_build_call_1): Call it.
2851 * lto-streamer-in.c (input_gimple_stmt): Likewise.
2852 * tree-inline.c (remap_gimple_stmt): Likewise.
2853 (expand_call_inline): Remove callused handling.
2854 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
2855 * tree-dfa.c (dump_variable): Likewise.
2856 * tree-parloops.c (parallelize_loops): Likewise.
2857 * tree-ssa.c (init_tree_ssa): Likewise.
2858 (delete_tree_ssa): Likewise.
2859 * tree-flow-inline.h (is_call_used): Remove.
2860 * tree-flow.h (struct gimple_df): Remove callused member.
2861 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
2862 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
2863 (ref_maybe_used_by_call_p_1): Simplify.
2864 (call_may_clobber_ref_p_1): Likewise.
2865 * tree-ssa-structalias.c (compute_points_to_sets): Set
2866 the call stmt used and clobbered sets.
2867 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
2868 (find_tail_calls): Verify the tail call.
2870 2010-04-12 Richard Guenther <rguenther@suse.de>
2872 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
2873 single-iteration always-inline inlining.
2874 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
2875 (cgraph_decide_inlining): Do not handle always-inline specially.
2876 (try_inline): Remove always-inline cycle detection special case.
2877 Do not recurse on always-inlines.
2878 (cgraph_early_inlining): Do not iterate if not optimizing.
2879 (cgraph_gate_early_inlining): remove.
2880 (pass_early_inline): Run unconditionally.
2881 (gate_cgraph_decide_inlining): New function.
2882 (pass_ipa_inline): Use it. Do not run the IPA inliner if
2883 not inlining or optimizing.
2884 (cgraph_decide_inlining_of_small_functions): Also consider
2885 always-inline functions.
2886 (cgraph_default_inline_p): Return true for nodes which should
2887 disregard inline limits.
2888 (estimate_function_body_sizes): Assume zero size and time for
2889 nodes which are marked as disregarding inline limits.
2890 (cgraph_decide_recursive_inlining): Do not perform recursive
2891 inlining on always-inline nodes.
2893 2010-04-12 Jakub Jelinek <jakub@redhat.com>
2896 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
2897 for exprs satisfying handled_component_p.
2899 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
2901 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
2902 non-constant aggregate elements.
2904 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
2905 is a real initialization.
2907 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
2910 * c-decl.c (start_function): Move forward check for nested function.
2912 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2914 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
2915 * config/sh/sh.c: Include reload.h.
2916 (sh_legitimize_reload_address): New.
2917 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
2918 sh_legitimize_reload_address.
2920 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2922 * config/sh/sh.md (*movqi_pop): New insn pattern.
2923 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
2925 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2927 * config/i386/i386.md (any_shiftrt): New code iterator.
2928 (shiftrt_insn): New code attribute.
2930 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
2931 using any_shiftrt code iterator.
2932 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
2933 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
2934 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
2935 pattern from corresponding peephole2 patterns.
2936 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
2937 using any_shiftrt code iterator.
2938 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
2939 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
2940 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
2941 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
2942 *{ashr,lshr}<mode>3_cmp_zext.
2943 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
2945 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2947 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
2949 (*lshr<mode>3_cconly): Ditto.
2951 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2953 * config/i386/i386.md (lshr<mode>3): Macroize expander from
2954 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2955 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2956 pattern from *lshr{di,ti}3_1 and corresponding splitters using
2958 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2959 from corresponding peephole2 patterns.
2960 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
2961 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
2962 and *lshrdi3_1_rex64 using SWI mode iterator.
2963 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
2964 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
2965 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
2966 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
2967 and *lshrdi3_cmp_rex64 using SWI mode iterator.
2968 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
2969 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
2970 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
2971 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
2974 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
2976 * config/i386/i386.md (ashr<mode>3): Macroize expander from
2977 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2978 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2979 pattern from *ashr{di,ti}3_1 and corresponding splitters using
2981 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2982 from corresponding peephole2 patterns.
2983 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
2984 (ashrsi3_cvt): Rename from ashrsi3_31.
2985 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
2986 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
2987 and x86_64_shift_adj_3 using SWI48 mode iterator.
2988 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
2989 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
2990 and *ashrdi3_1_rex64 using SWI mode iterator.
2991 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
2992 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
2993 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
2994 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
2995 and *ashrdi3_cmp_rex64 using SWI mode iterator.
2996 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
2997 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
2998 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
2999 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
3001 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
3002 * config/i386/i386.c (ix86_split_ashr): Update for renamed
3003 x86_shift<mode>_adj_3 expanders.
3005 2010-04-10 Wei Guozhi <carrot@google.com>
3008 * config/arm/arm.c (arm_pic_static_addr): New function.
3009 (legitimize_pic_address): Call arm_pic_static_addr when it detects
3011 (arm_output_addr_const_extra): Output expression for new pattern.
3012 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
3014 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
3016 * ira-costs.c (record_reg_classes): Ignore alternatives that are
3019 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
3020 * web.c: Include "insn-config.h" and "recog.h".
3021 (union_match_dups): New function.
3022 (web_main): Call it.
3023 (union_defs): Don't try to recognize match_dups.
3025 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
3026 if doing so would replace the entire pattern.
3028 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3032 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
3033 and splitter pattern. Change splitter operand 1 predicate to
3036 2010-04-09 Martin Jambor <mjambor@suse.cz>
3038 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
3039 lattices are addresses of CONST_DECLs with the same initial value.
3040 (ipcp_print_all_lattices): Print values of CONST_DECLs.
3041 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
3043 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
3044 Bernd Schmidt <bernds@codesourcery.com>
3046 * loop-invariant.c (replace_uses): New static function.
3047 (move_invariant_reg): Use it to ensure we can replace the uses.
3049 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
3051 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
3053 (picochip_override_options): Enable section anchors only above -O1.
3054 (picochip_reorg): Fixed a couple of build warnings.
3056 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3058 * configure.ac (plugin -rdynamic test): Log result.
3059 * configure: Regenerate.
3060 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
3061 (RDYNAMIC_SPEC): Define.
3062 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
3064 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3066 * configure.ac: Determine Sun ld version numbers.
3067 (comdat_group): Restrict GNU ld version checks to gld.
3068 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
3069 (enable_comdat): Support --enable-comdat.
3070 * configure: Regenerate.
3071 * doc/install.texi (Configuration): Document --enable-comdat.
3073 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3075 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
3076 * config/sol2-gld.h: ... here.
3077 * config.gcc (sparc*-*-solaris2*): Reflect this.
3078 (i[34567]86-*-solaris2*): Use it.
3080 2010-04-09 Steve Ellcey <sje@cup.hp.com>
3082 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
3084 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
3086 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3089 * diagnostic.c (diagnostic_initialize): Initialize
3090 some_warnings_are_errors.
3091 (diagnostic_finish): New.
3092 (diagnostic_action_after_output): Call it before exiting.
3093 (diagnostic_report_diagnostic): Do not print message here. Set
3094 some_warnings_are_errors.
3095 * diagnostic.h (diagnostic_context): Delete
3096 issue_warnings_are_errors_message. Add some_warnings_are_errors.
3097 (diagnostic_finish): Declare.
3098 * toplev.c (toplev_main): Call it before exit.
3100 2010-04-09 Jason Merrill <jason@redhat.com>
3103 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
3104 for incomplete type.
3107 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
3108 based on a warning flag.
3110 2010-04-09 Richard Guenther <rguenther@suse.de>
3112 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
3114 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
3117 * varasm.c (default_assemble_visibility): Wrap vars that are
3118 set, but unused, by targets without GAS.
3119 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
3120 Remove set, but unused, vars.
3121 (rs6000_legitimize_tls_address): Likewise.
3122 (altivec_expand_dst_builtin): Likewise.
3123 * config/darwin.c (machopic_classify_symbol): Likewise.
3124 (machopic_indirection_name): Likewise.
3126 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3128 * config/i386/i386.md (DWI): New mode iterator.
3129 (S): New mode attribute.
3130 (shift_operand): Ditto.
3131 (shift_immediate_operand): Ditto.
3132 (ashl_input_operand): Ditto.
3133 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
3134 using SDWIM mode iterator.
3135 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
3136 pattern from *ashl{di,ti}3_1 and corresponding splitters using
3138 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
3139 from corresponding peephole2 patterns.
3140 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
3141 and x86_64_shift_adj_1 using SWI48 mode iterator.
3142 (x86_shift<mode>_adj_2): Ditto.
3143 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
3144 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
3145 using SWI48 mode iterator.
3146 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
3147 *ashldi3_cmp_rex64 using SWI mode iterator.
3148 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
3149 *ashldi3_cconly_rex64 using SWI mode iterator.
3150 * config/i386/i386.c (ix86_split_ashl): Update for renamed
3151 x86_shift<mode>_adj_{1,2}.
3152 (ix86_split_ashr): Ditto.
3153 (ix86_split_lshr): Ditto.
3155 2010-04-09 Richard Guenther <rguenther@suse.de>
3157 * target.h (builtin_conversion): Pass in input and output types.
3158 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
3159 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
3160 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
3161 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
3163 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
3165 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
3167 2010-04-09 Richard Guenther <rguenther@suse.de>
3170 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
3172 2010-04-09 Richard Guenther <rguenther@suse.de>
3174 * tree-vectorizer.h (struct _stmt_vec_info): Document
3175 that vectype is the type of the LHS.
3176 (supportable_widening_operation, supportable_narrowing_operation):
3177 Get both input and output vector types as arguments.
3178 (vect_is_simple_use_1): Declare.
3179 (get_same_sized_vectype): Likewise.
3180 * tree-vect-loop.c (vect_determine_vectorization_factor):
3181 Set STMT_VINFO_VECTYPE to the vector type of the def.
3182 (vectorizable_reduction): Adjust.
3183 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
3184 Adjust. Specify the output vector type.
3185 (vect_pattern_recog_1): Adjust.
3186 * tree-vect-stmts.c (get_same_sized_vectype): New function.
3187 (vectorizable_call): Adjust.
3188 (vectorizable_conversion): Likewise.
3189 (vectorizable_operation): Likewise.
3190 (vectorizable_type_demotion): Likewise.
3191 (vectorizable_type_promotion): Likewise.
3192 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
3194 (vect_is_simple_use_1): New function.
3195 (supportable_widening_operation): Get both input and output
3197 (supportable_narrowing_operation): Likewise.
3198 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
3200 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
3202 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
3203 __thiscall and _thiscall as predefined macros.
3204 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
3205 thiscall attribute handling.
3206 (ix86_comp_type_attributes): Likewise.
3207 (ix86_function_regparm): Likewise.
3208 (ix86_return_pops_args): Likewise.
3209 (init_cumulative_args): Likewise.
3210 (find_drap_reg): Likewise.
3211 (ix86_static_chain): Likewise.
3212 (x86_this_parameter): Likewise.
3213 (x86_output_mi_thunk): Likewise.
3214 (ix86_attribute_table): Add description for thiscall attribute.
3215 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
3216 * doc/extend.texi: Add documentation for thiscall.
3218 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3221 * c.opt (Wint-to-pointer-cast): Available in C++.
3222 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
3224 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
3226 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
3227 * calls.c (expand_call): Pass the function type to aggregate_value_p.
3228 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
3229 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
3230 function type instead. Reorder and simplify checks.
3232 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
3234 2010-04-08 Jing Yu <jingyu@google.com>
3235 Zdenek Dvorak <ook@ucw.cz>
3237 PR tree-optimization/42720
3238 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
3239 loop unswitch conditions here from ...
3240 (tree_unswitch_single_loop): ... here.
3242 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3244 * tree-if-conv.c: Fix comments and simplify logic.
3246 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3248 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
3249 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
3250 (main_tree_if_conversion): Update call to tree_if_conversion.
3252 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3255 * doc/invoke.texi (-b,-V): Delete.
3256 * doc/tm.texi: Do not mention -b.
3257 * gcc.c (display_help): Delete -b and -V.
3258 (process_command): Delete -b and -V.
3259 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
3261 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
3262 Wolfgang Gellerich <gellerich@de.ibm.com>
3264 Implement target hook for loop unrolling
3265 * target.h (loop_unroll_adjust): Add a new target hook function.
3266 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
3267 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
3268 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
3269 (s390_loop_unroll_adjust): Implement the new target hook for s390.
3270 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
3272 (decide_unroll_stupid): Likewise.
3274 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3277 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
3279 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3281 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
3282 (Specific, *-*-solaris2*): Likewise.
3283 Don't prefer Sun as over GNU as.
3285 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
3287 * config/s390/s390.c (override_options): Adjust the z10
3288 defaults for max-unroll-times, max-completely-peeled-insns
3289 and max-completely-peel-times.
3291 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3293 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
3294 instructions for z10.
3295 (s390_expand_setmem): Likewise.
3296 (s390_expand_cmpmem): Likewise.
3298 2010-04-08 Richard Guenther <rguenther@suse.de>
3300 PR tree-optimization/43679
3301 * tree-ssa-pre.c (eliminate): Only propagate copies.
3303 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3306 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
3307 set but not used variable warning.
3309 2010-04-08 Wei Guozhi <carrot@google.com>
3312 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
3313 (arm_size_rtx_costs): Call the new function when optimized for size.
3315 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3318 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
3319 op0 is not a MEM, just return NULL instead of assertion
3321 (discover_nonconstant_array_refs): Don't walk debug stmts.
3323 2010-04-08 Doug Kwan <dougkwan@google.com>
3325 * configure.ac: Recognize gold and do not use its version number
3326 to test ld features.
3327 * configure: Regenerate.
3329 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
3332 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
3333 (negate_value): Move code to push elements to broken_up_substracts ...
3334 (eliminate_plus_minus_pair): ... here. Push operands that have no
3335 negative pair to plus_negates.
3336 (repropagate_negates, init_reassoc, fini_reassoc): Update.
3338 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3340 * doc/install.texi (Configuration): Move description of
3341 --enable-lto, --with-libelf*, --enable-gold from Java section to
3344 * doc/generic.texi (Working with declarations)
3345 (Function Properties, C and C++ Trees): Fix typos.
3346 * doc/sourcebuild.texi (Top Level): Likewise.
3348 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3351 * tree.h (DECL_READ_P): Define.
3352 (struct tree_decl_common): Add decl_read_flag.
3353 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
3354 a set but not used warning.
3355 (merge_decls): Merge DECL_READ_P flag.
3356 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
3357 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
3358 * c-common.c (handle_used_attribute, handle_unused_attribute):
3360 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
3362 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
3364 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
3365 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
3366 c_parser_binary_expression, c_parser_cast_expression,
3367 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
3368 Call default_function_array_read_conversion instead of
3369 default_function_array_conversion where needed.
3370 (c_parser_unary_expression, c_parser_conditional_expression,
3371 c_parser_postfix_expression_after_primary, c_parser_initelt):
3372 Likewise. Call mark_exp_read where needed.
3373 (c_parser_statement_after_labels, c_parser_asm_operands,
3374 c_parser_typeof_specifier, c_parser_sizeof_expression,
3375 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
3377 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
3379 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
3380 (warn_unused_but_set_parameter): Default to warn_unused
3382 * doc/invoke.texi: Document -Wunused-but-set-variable and
3383 -Wunused-but-set-parameter.
3385 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
3386 used count variable.
3387 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
3388 when operandN variables aren't used in the body of the expander
3390 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
3391 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
3392 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
3393 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
3394 FOR_EACH_IMM_USE_ON_STMT): Likewise.
3395 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
3396 * tree.c (PROCESS_ARG): Likewise.
3398 2010-04-07 Simon Baldwin <simonb@google.com>
3400 * diagnostic.h (diagnostic_override_option_index): New macro to
3401 set a diagnostic's option_index.
3402 * c-tree.h (c_cpp_error): Add warning reason argument.
3403 * opts.c (_warning_as_error_callback): New.
3404 (register_warning_as_error_callback): Store callback for
3405 warnings enabled via enable_warning_as_error.
3406 (enable_warning_as_error): Call callback, minor code tidy.
3407 * opts.h (register_warning_as_error_callback): Declare.
3408 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
3409 response to -Werror=.
3410 (c_common_init_options): Register warning_as_error_callback in opts.c.
3411 * common.opt: Add -Wno-cpp option.
3412 * c-common.c (struct reason_option_codes_t): Map cpp warning
3413 reason codes to gcc option indexes.
3414 * (c_option_controlling_cpp_error): New function, lookup the gcc
3415 option index for a cpp warning reason code.
3416 * (c_cpp_error): Add warning reason argument, call
3417 c_option_controlling_cpp_error for diagnostic_override_option_index.
3418 * doc/invoke.texi: Document -Wno-cpp.
3420 2010-04-07 Richard Guenther <rguenther@suse.de>
3422 * ipa-reference.c (mark_load): Use get_base_address.
3423 (mark_store): Likewise.
3425 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
3426 inserting GIMPLE_NOPs into the IL.
3427 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3428 Explicitly strip handled components and indirect references.
3430 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
3431 folding address expressions.
3432 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
3433 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
3434 operand_equal_p to compare decls.
3435 (ptr_deref_may_alias_decl_p): Likewise.
3436 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
3437 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
3438 Handle reversed comparison ops.
3439 * tree-sra.c (asm_visit_addr): Use get_base_address.
3440 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
3441 * ipa-reference.c (mark_address): Use get_base_address.
3443 2010-04-07 Richard Guenther <rguenther@suse.de>
3445 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
3446 Propagate constants everywhere.
3448 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3451 * tree.c (MAX_INT_CACHED_PREC): Define.
3452 (nonstandard_integer_type_cache): New array.
3453 (build_nonstandard_integer_type): Cache results for precision
3454 <= MAX_INT_CACHED_PREC.
3456 2010-04-07 Richard Guenther <rguenther@suse.de>
3458 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
3459 -fargument-noalias-global, -fargument-noalias-anything): Remove.
3460 * common.opt: Likewise.
3461 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
3462 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
3463 (nonoverlapping_memrefs_p): Likewise.
3464 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3465 * opts.c (common_handle_option): Handle OPT_fargument_alias,
3466 OPT_fargument_noalias, OPT_fargument_noalias_anything and
3467 OPT_fargument_noalias_global for backward compatibility.
3469 2010-04-07 Richard Guenther <rguenther@suse.de>
3471 PR tree-optimization/43270
3472 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
3473 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
3474 * tree-ssa-pre.c (phi_translate_1): Adjust.
3475 (fully_constant_expression): Split out vn_reference handling to ...
3476 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
3477 Fold reads from constant strings.
3478 (vn_reference_lookup): Handle fully constant references.
3479 (vn_reference_lookup_pieces): Likewise.
3480 * Makefile.in (expmed.o-warn): Add -Wno-error.
3482 2010-04-07 Martin Jambor <mjambor@suse.cz>
3484 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
3486 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
3489 * gcc.c: Add -static-libstdc++ to list of recognized options.
3491 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3493 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
3495 2010-04-07 Richard Guenther <rguenther@suse.de>
3498 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
3499 bases build simple mem attributes to retain points-to information.
3501 2010-04-07 Richard Guenther <rguenther@suse.de>
3504 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
3505 preserve points-to related information.
3507 2010-04-07 Richard Guenther <rguenther@suse.de>
3510 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
3511 discard plain indirect references.
3512 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
3513 * tree.c (tree_nop_conversion): Likewise.
3515 2010-04-07 Dodji Seketeli <dodji@redhat.com>
3518 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
3520 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
3522 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
3523 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
3525 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3527 * tree-if-conv.c: Fix indentation and comments.
3529 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3531 * tree-if-conv.c: Sort static functions in topological order.
3533 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3535 * tree-if-conv.c: Fix indentation and comments.
3537 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3540 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
3541 lang_hooks.types.type_for_size instead of
3542 build_nonstandard_integer_type.
3543 When converting an unsigned type to signed, double its precision.
3544 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
3545 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
3546 (graphite_create_new_loop_guard): When ub + 1 wraps around,
3549 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3552 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
3553 POINTER_PLUS_EXPR for pointer types.
3555 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3558 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
3559 * graphite-clast-to-gimple.c: Include langhooks.h.
3560 (max_signed_precision_type): New.
3561 (max_precision_type): Takes two types as arguments.
3562 (precision_for_value): New.
3563 (precision_for_interval): New.
3564 (gcc_type_for_interval): New.
3565 (gcc_type_for_value): New.
3566 (gcc_type_for_clast_term): New.
3567 (gcc_type_for_clast_red): New.
3568 (gcc_type_for_clast_bin): New.
3569 (gcc_type_for_clast_expr): Split up into several functions.
3570 (gcc_type_for_clast_eq): Rewritten.
3571 (compute_bounds_for_level): New.
3572 (compute_type_for_level_1): New.
3573 (compute_type_for_level): New.
3574 (gcc_type_for_cloog_iv): Removed.
3575 (gcc_type_for_iv_of_clast_loop): Rewritten.
3576 (graphite_create_new_loop): Compute the lower and upper bound types
3577 with gcc_type_for_clast_expr.
3578 (graphite_create_new_loop_guard): Same.
3579 (find_cloog_iv_in_expr): Removed.
3580 (compute_cloog_iv_types_1): Removed.
3581 (compute_cloog_iv_types): Removed.
3582 (gloog): Do not call compute_cloog_iv_types.
3583 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
3585 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
3586 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
3587 (GBB_CLOOG_IV_TYPES): Removed.
3589 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3591 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
3592 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
3593 (detect_commutative_reduction): Same.
3595 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3597 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
3598 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
3600 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
3601 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
3602 (rewrite_commutative_reductions_out_of_ssa): Same.
3603 * passes.c (execute_function_todo): Call verify_ssa for every pass
3604 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
3605 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
3606 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
3607 with an extra argument.
3608 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
3609 verify_ssa only when the extra argument is true.
3610 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
3611 with an extra argument.
3612 (tree_transform_and_unroll_loop): Same.
3614 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3616 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
3617 for all the passes of the LNO having LOOP_CLOSED_SSA.
3618 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
3619 * tree-loop-distribution.c (pass_loop_distribution): Same.
3620 * tree-pass.h (TODO_verify_loops): Removed.
3621 * tree-ssa-loop.c (pass_tree_loop_init): Same.
3623 (pass_tree_unswitch): Same.
3624 (pass_predcom): Same.
3625 (pass_vectorize): Same.
3626 (pass_linear_transform): Same.
3627 (pass_graphite_transforms): Same.
3628 (pass_iv_canon): Same.
3629 (pass_complete_unroll): Same.
3630 (pass_complete_unrolli): Same.
3631 (pass_parallelize_loops): Same.
3632 (pass_loop_prefetch): Same.
3633 (pass_iv_optimize): Same.
3635 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
3638 * passes.c (init_optimization_passes): Move pass_lim before
3639 pass_copy_prop and pass_dce_loop.
3641 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3644 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
3645 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
3646 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
3647 MULTI_* defines for 4 argument vpermil2p* builtins.
3649 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3651 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
3652 * config/i386/i386.c (x86_maybe_negate_const_int): New.
3653 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
3654 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
3655 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
3656 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
3657 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
3658 Use x86_maybe_negate_const_int to output insn mnemonic.
3659 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
3660 check from instruction predicate. Update comments.
3661 * config/i386/sync.md (sync_add<mode>): Use
3662 x86_maybe_negate_const_int to output insn mnemonic.
3664 2010-04-06 Jan Hubicka <jh@suse.cz>
3666 PR tree-optimization/42906
3667 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
3668 IGNORE_SELF argument. Set visited_control_parents for fully
3670 (find_obviously_necessary_stmts): Update call of
3671 mark_control_dependent_edges_necessary.
3672 (propagate_necessity): Likewise. Handle PHI edges more curefully.
3674 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3676 * config/i386/i386.md: Remove comment about 'e' and 'E'
3679 2010-04-06 Richard Guenther <rguenther@suse.de>
3681 PR tree-optimization/43627
3682 * tree-vrp.c (extract_range_from_unary_expr): Widenings
3683 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
3686 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3688 * BASE-VER: Change to 4.6.0.
3691 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
3694 2010-04-06 Richard Guenther <rguenther@suse.de>
3697 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
3699 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3701 * doc/invoke.texi (Optimize Options): Document that LTO
3702 won't remove object access purely due to incompatible
3705 2010-04-04 Matthias Klose <doko@ubuntu.com>
3707 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
3708 Initialize variable.
3710 2010-04-03 Richard Guenther <rguenther@suse.de>
3713 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
3714 require a non-NULL MEM_OFFSET.
3716 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
3718 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
3719 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
3720 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
3721 config/alpha/predicates.md, config/arm/arm.md,
3722 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
3723 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
3724 config/darwin9.h, config/darwin.c, config/darwin.h,
3725 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
3726 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
3727 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
3728 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
3729 config/mips/mips.md, config/mn10300/mn10300.c,
3730 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
3731 config/rs6000/aix.h, config/rs6000/dfp.md,
3732 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
3733 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
3734 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
3735 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
3736 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
3737 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
3738 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
3739 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
3740 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
3741 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
3742 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
3743 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
3744 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
3745 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
3746 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
3747 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
3748 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
3749 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
3750 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
3751 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
3752 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
3753 opt-functions.awk, opth-gen.awk, params.def, passes.c,
3754 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
3755 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
3756 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
3757 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
3758 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
3759 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
3760 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
3761 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
3762 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
3763 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
3764 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
3765 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
3766 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
3767 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
3769 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3772 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
3773 * aclocal.m4: Regenerate.
3775 2010-04-02 Richard Guenther <rguenther@suse.de>
3777 PR tree-optimization/43629
3778 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
3779 if we have seen a constant value.
3781 2010-04-02 Joseph Myers <joseph@codesourcery.com>
3783 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
3785 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
3788 * arm.c (legitimize_tls_address): Adjust call to
3789 gen_tls_load_dot_plus_four.
3790 (arm_note_pic_base): New function.
3791 (arm_cannot_copy_insn_p): Use it.
3792 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
3795 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3800 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3802 * Makefile.in ($(out_object_file)): Depend on
3803 gt-$(basename $(notdir $(out_file))).h.
3805 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
3807 * config.gcc (lm32-*-rtems*): Add t-lm32.
3809 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
3811 * config.gcc: Add lm32-*-rtems*.
3812 * config/lm32/rtems.h: New file.
3814 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
3817 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
3819 2010-04-01 Jakub Jelinek <jakub@redhat.com>
3821 * dwarf2out.c (output_compilation_unit_header): For
3822 -gdwarf-4 use version 4 instead of version 3.
3823 (output_line_info): For version 4 and above emit additional
3824 maximum ops per insn header field.
3825 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
3827 * dwarf2out.c (is_c_family, is_java): Remove.
3828 (lower_bound_default): New function.
3829 (add_bound_info, gen_descr_array_type_die): Use it.
3831 2010-04-01 Dodji Seketeli <dodji@redhat.com>
3834 * dwarf2out.c (gen_variable_die): Allow debug info for variable
3835 re-declaration when it happens in a function.
3837 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
3839 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
3840 (cgraph_remove_function_insertion_hook): Same.
3841 (cgraph_call_function_insertion_hooks): Same.
3843 2010-04-01 Richard Guenther <rguenther@suse.de>
3846 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
3847 and TREE_THIS_VOLATILE.
3848 (copy_ref_info): Likewise.
3849 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
3850 * tree.c (build6_stat): Ignore side-effects of all but arg5
3851 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
3854 2010-04-01 Richard Guenther <rguenther@suse.de>
3856 PR tree-optimization/43607
3857 * ipa-type-escape.c (check_call): Do not access non-existing
3860 2010-04-01 Richard Guenther <rguenther@suse.de>
3864 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3865 Jack Howarth <howarth@bromo.med.uc.edu>
3867 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3870 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3872 * doc/install.texi (Prerequisites): Document libelf usability on
3873 IRIX 5/6 and Solaris 2.
3874 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
3875 Update GNU as, GNU ld requirements.
3876 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
3877 Document Sun Studio compiler download.
3878 Update and simplify as, ld recommendations.
3879 (Specific, *-*-solaris2.7): Note obsoletion, removal.
3881 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3883 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
3884 with_tune_32 to pentium4.
3886 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
3888 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
3890 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3892 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
3893 obsoletion, removal.
3895 Document GNU as requirement.
3896 Update configure requirements.
3897 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
3898 Recomment IRIX 6.5.18+.
3899 Document IDF/IDL requirement.
3900 Document GNU as requirement.
3901 Document GNU ld bootstrap failure.
3902 Remove freeware.sgi.com reference.
3904 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3906 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
3907 UNIX V4.0, V5.0 obsoletion, removal.
3908 Remove --with-gc=simple reference.
3909 Update VM requirements during bootstrap.
3910 Remove -oldas bootstrap description.
3911 Update binutils reference.
3912 Remove comparison failure note.
3914 2010-03-31 Richard Guenther <rguenther@suse.de>
3915 Zdenek Dvorak <ook@ucw.cz>
3916 Sebastian Pop <sebastian.pop@amd.com>
3919 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
3920 with multiple arguments.
3921 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
3923 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3925 * graphite-dependences.c (print_pddr): Call print_pdr with an
3927 * graphite-poly.c (debug_pdr): Add an extra argument for the
3930 (print_pbb_domain): Same.
3932 (print_scop_context): Same.
3934 (print_cloog): Same.
3935 (debug_pbb_domain): Same.
3939 (debug_scop_context): Same.
3941 (debug_cloog): Same.
3942 (print_scop_params): Same.
3943 (debug_scop_params): Same.
3944 (print_iteration_domain): Same.
3945 (print_iteration_domains): Same.
3946 (debug_iteration_domain): Same.
3947 (debug_iteration_domains): Same.
3948 (print_scattering_function): Same.
3949 (print_scattering_functions): Same.
3950 (debug_scattering_function): Same.
3951 (debug_scattering_functions): Same.
3952 * graphite-poly.h (debug_pdr): Update declaration.
3954 (print_pbb_domain): Same.
3956 (print_scop_context): Same.
3958 (print_cloog): Same.
3959 (debug_pbb_domain): Same.
3963 (debug_scop_context): Same.
3965 (debug_cloog): Same.
3966 (print_scop_params): Same.
3967 (debug_scop_params): Same.
3968 (print_iteration_domain): Same.
3969 (print_iteration_domains): Same.
3970 (debug_iteration_domain): Same.
3971 (debug_iteration_domains): Same.
3972 (print_scattering_function): Same.
3973 (print_scattering_functions): Same.
3974 (debug_scattering_function): Same.
3975 (debug_scattering_functions): Same.
3977 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3979 * graphite-poly.c (print_scattering_function_1): New.
3980 (print_scattering_function): Call it.
3981 (print_scop_params): Remove spaces at the end of lines.
3984 * graphite-poly.h (print_cloog): Declared.
3985 (debug_cloog): Declared.
3987 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3989 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
3991 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
3992 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
3993 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
3994 to switch between adding the IV bump in loop->latch or in loop->header.
3996 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3998 * graphite-poly.c (print_scattering_function): Pretty print following
4001 (print_pbb_domain): Same.
4002 (dump_gbb_cases): Same.
4003 (dump_gbb_conditions): Same.
4006 (print_scop_params): Same.
4007 (print_scop_context): Same.
4009 (print_pbb_body): New.
4010 (lst_indent_to): New.
4011 (print_lst): Start new lines with a #.
4012 * graphite-poly.h (pbb_bb): New.
4013 (pbb_index): Use pbb_bb.
4014 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
4016 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
4018 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4020 * dwarf2out.c (size_of_die): For -gdwarf-4 use
4021 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
4022 and 0 instead of 1 for dw_val_class_flag.
4023 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
4024 dw_val_class_range_list, dw_val_class_loc_list,
4025 dw_val_class_lineptr and dw_val_class_macptr, use
4026 DW_FORM_flag_present for dw_val_class_flag and
4027 DW_FORM_exprloc for dw_val_class_loc.
4028 (output_die): For -gdwarf-4 print dw_val_class_loc
4029 size as uleb128 instead of 1 or 2 bytes and don't print
4030 anything for dw_val_class_flag.
4032 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
4033 instead of cselib_lookup following by tweaking locs->setting_insn.
4036 * cselib.c (cselib_process_insn): Clear cselib_current_insn
4037 even before returning from label, setjmp call or volatile asm
4040 2010-03-31 Richard Guenther <rguenther@suse.de>
4043 * cgraphunit.c (cgraph_output_in_order): Do not allocate
4044 temporary data on stack.
4046 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4048 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
4049 (PUSHSECTION_ASM_OP): Remove.
4050 (POPSECTION_ASM_OP): Remove.
4051 (PUSHSECTION_FORMAT): Remove.
4052 * config/sol2.h (PUSHSECTION_FORMAT): Define.
4053 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
4054 * config/sol2.c (solaris_output_init_fini): Use it.
4056 2010-03-31 Jie Zhang <jie@codesourcery.com>
4059 * opt-functions.awk (var_type_struct): Use signed char type
4060 for simple variables.
4062 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4064 * config/sol2.c: Include output.h.
4065 (solaris_assemble_visibility): New function.
4066 * config/t-sol2 (sol2.o): Add output.h dependency.
4067 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
4068 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
4071 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4074 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
4075 V2SImode or XFmode on PRE_DEC.
4078 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
4081 2010-03-31 Jie Zhang <jie@codesourcery.com>
4084 * reload.h (caller_save_initialized_p): Declare.
4085 * toplev.c (backend_init_target): Don't call
4086 init_caller_save but set caller_save_initialized_p to false.
4087 * caller-save.c (caller_save_initialized_p): Define.
4088 (init_caller_save): Check caller_save_initialized_p.
4089 * ira.c (ira): Call init_caller_save if flag_caller_saves.
4091 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4094 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
4095 and soft-fp/t-softfp to tmake_file.
4096 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
4097 (LIBGCC2_TF_CEXT): Define.
4100 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
4103 * cselib.c (n_useless_values): Document handling of debug locs.
4104 (n_useless_debug_values, n_debug_values): New variables.
4105 (new_elt_loc_list): Don't add to debug values, keep count.
4106 (promote_debug_loc): New.
4107 (cselib_reset_table): Zero new variables.
4108 (entry_and_rtx_equal_p): Promote debug locs.
4109 (discard_useless_locs): Increment n_useless_debug_values for
4111 (remove_useless_values): Adjust n_useless_values and n_debug_values
4112 with n_useless_debug_values.
4113 (add_mem_for_addr): Promote debug locs.
4114 (cselib_lookup_mem): Likewise.
4115 (cselib_lookup_addr): Renamed to...
4116 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
4117 (cselib_log_lookup): ... this. Turn into...
4118 (cselib_lookup_addr): ... new wrapper.
4119 (cselib_lookup_from_insn): New.
4120 (cselib_invalidate_regno): Increment n_useless_debug_values for
4122 (cselib_invalidate_mem): Likewise.
4123 (cselib_process_insn): Take n_deleted and n_debug_values into
4124 account to guard remove_useless_value call.
4125 (cselib_finish): Zero n_useless_debug_values.
4126 * cselib.h (cselib_lookup_from_insn): Declare.
4127 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
4128 (sched_analyze_2): Likewise.
4130 2010-03-30 Jakub Jelinek <jakub@redhat.com>
4132 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
4134 (adjust_mems): Replace narrowing SUBREG of expression containing
4135 just PLUS, MINUS, MULT and ASHIFT of registers and constants
4136 with operations in the narrower mode.
4139 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
4140 regs_invalidated_by_call instead all call_used_reg_set registers.
4142 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
4145 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
4146 pointer comparisons with types_compatible_p.
4147 * tree-vect-stmts.c (vectorizable_call): Same.
4148 (vectorizable_condition): Same.
4150 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4152 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
4153 stack check if the mask would be zero.
4155 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4156 Jack Howarth <howarth@bromo.med.uc.edu>
4158 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4161 2010-03-30 Joseph Myers <joseph@codesourcery.com>
4164 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
4166 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
4167 Include ___unordxf2 and ___unordtf2.
4168 * config/i386/libgcc-glibc.ver: Do not define inheritance from
4171 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
4173 * config/lm32/t-lm32: New file.
4174 * config.gcc: Use the above file when targetting lm32.
4176 2010-03-28 Duncan Sands <baldrick@free.fr>
4178 * Makefile.in (PLUGIN_HEADERS): Add except.h.
4180 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4183 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
4184 Improve vectorization cost model diagnostic.
4186 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4189 * tree-vect-data-refs.c (vect_analyze_data_refs): When
4190 compute_data_dependences_for_loop returns false, early exit
4191 and output an extra diagnostic for the failed data reference
4194 2010-03-29 Richard Guenther <rguenther@suse.de>
4196 PR tree-optimization/43560
4197 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
4198 (can_sm_ref_p): Treat stores to readonly locations as trapping.
4200 2010-03-29 Jie Zhang <jie@codesourcery.com>
4203 * toplev.c (process_options): Set optimization_default_node
4204 and optimization_current_node.
4205 * opts.c (decode_options): Don't set optimization_default_node
4206 and optimization_current_node.
4208 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
4210 * config/rtems.h: Abandon -qrtems_debug.
4212 2010-03-28 Jan Hubicka <jh@suse.cz>
4214 PR tree-optimization/43505
4215 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
4216 map should not be copied.
4218 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4221 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
4222 cdtors, set DECL_PRESERVE_P.
4223 * ipa.c (cgraph_externally_visible_p): Return true if declaration
4226 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
4228 PR tree-optimization/43528
4229 * stor-layout.c (place_field): Check that constant fits into
4230 unsigned HWI when skipping calculation of MS bitfield layout.
4232 2010-03-27 Jan Hubicka <jh@suse.cz>
4235 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
4236 notice_global_symbol work.
4238 2010-03-27 Jakub Jelinek <jakub@redhat.com>
4240 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
4241 instead of dwarf2out_decl.
4242 (struct var_loc_node): Remove section_label field.
4243 (dwarf2out_function_decl): New function.
4244 (dwarf2out_var_location): Don't set section_label field.
4245 (dwarf2out_begin_function): Don't empty decl_loc_table here.
4247 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4249 PR tree-optimization/43544
4250 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4251 First argument for builtin vectorized function hook is now a
4252 tree to be able to distinguish between machine specific and
4254 * targhooks.c (default_builtin_vectorized_function): Ditto.
4255 * targhooks.h (default_builtin_vectorized_function): Ditto.
4256 * target.h (struct gcc_target): Ditto.
4257 * tree-vect-stmts.c (vectorizable_function): Ditto.
4258 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
4259 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
4262 2010-03-26 Joseph Myers <joseph@codesourcery.com>
4265 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
4266 nested binding iff it is a FUNCTION_DECL.
4267 (store_parm_decls_newstyle): Pass nested=true to bind for
4268 FUNCTION_DECLs amongst parameters.
4270 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4272 * var-tracking.c (vt_expand_loc_callback): Don't run
4273 cselib_expand_value_rtx_cb in dummy mode if
4274 cselib_dummy_expand_value_rtx_cb returned false.
4276 * var-tracking.c (emit_note_insn_var_location): For one part
4277 notes with offset 0, don't add EXPR_LIST around the location.
4278 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
4279 add_location_or_const_value_attribute): Adjust for that change.
4282 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
4283 into first operand and location into second.
4284 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
4285 dw_cfi_oprnd_loc for DW_CFA_expression.
4286 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
4287 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
4288 assume first argument is regnum and second argument is location.
4290 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4293 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
4294 of scratch register to DImode. Split to DImode comparison operator.
4295 Use SImode subreg of scratch register in the multiplication.
4296 (*cmp_sadd_sidi): Ditto.
4297 (*cmp_ssub_si): Ditto.
4298 (*cmp_ssub_sidi): Ditto.
4300 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4303 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
4304 Remove invalid assert and wrong comment.
4306 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4309 * flags.h (final_insns_dump_p): New extern.
4310 * final.c (final_insns_dump_p): New variable.
4311 (rest_of_clean_state): Set it before -fdump-final-insns=
4312 dumping, clear afterwards.
4313 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
4314 MEM_ALIAS_SET on MEMs.
4316 2010-03-26 David S. Miller <davem@davemloft.net>
4318 * configure.ac: Fix sparc GOTDATA_OP bug check.
4319 * configure: Rebuild.
4321 2010-03-26 Alan Modra <amodra@gmail.com>
4323 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
4325 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4327 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
4328 TLS_SECTION_ASM_FLAG.
4330 2010-03-25 Jakub Jelinek <jakub@redhat.com>
4333 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
4334 Clear first_function_block_is_cold.
4337 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
4338 argument if the argument is truth_value_p.
4340 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4342 * config/rs6000/constraints.md: Update copyright year for my changes.
4345 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
4346 used in reg+reg addressing, swap registers.
4348 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4351 * target.h (struct gcc_target): Add code_end hook.
4352 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
4354 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
4355 * toplev.c (compile_file): Call targetm.asm_out.code_end
4356 hook before unwind info/debug info output.
4357 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
4358 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
4359 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4360 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
4361 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4362 * config/i386/i386.c (ix86_file_end): Renamed to...
4363 (ix86_code_end): ... this. Make static. Don't call
4364 file_end_indicate_exec_stack. Emit unwind info using
4365 final_start_function/final_end_function.
4366 (darwin_x86_file_end): Remove.
4367 (TARGET_ASM_CODE_END): Define.
4368 * config/i386/i386.h (TARGET_ASM_FILE_END,
4369 NEED_INDICATE_EXEC_STACK): Don't define.
4370 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
4371 (TARGET_ASM_FILE_END): Define to darwin_file_end.
4372 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
4373 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
4376 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
4377 at the beginning and final_end_function at the end.
4378 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
4380 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4382 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
4383 and Sun as TLS syntax.
4384 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
4385 * configure: Regenerate.
4386 * config.in: Regenerate.
4387 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
4388 (default_elf_asm_named_section): Use it.
4389 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
4390 (i386_output_dwarf_dtprel): Likewise.
4391 (output_addr_const_extra): Likewise.
4392 (output_pic_addr_const): Lowercase @GOTTPOFF.
4393 (output_addr_const_extra): Likewise.
4394 (output_pic_addr_const): Lowercase @GOTNTPOFF.
4395 (output_addr_const_extra): Likewise.
4396 (output_pic_addr_const): Lowercase @INDNTPOFF.
4397 (output_addr_const_extra): Likewise.
4398 (output_pic_addr_const): Lowercase @NTPOFF.
4399 (output_addr_const_extra): Likewise.
4400 (output_pic_addr_const): Lowercase @TPOFF.
4401 (output_addr_const_extra): Likewise.
4402 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
4403 (*tls_global_dynamic_64): Likewise.
4404 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
4405 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
4407 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
4408 (ASM_OUTPUT_TLS_COMMON): Use it.
4409 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
4412 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
4413 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
4414 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
4415 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
4416 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4417 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
4419 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4421 * config/i386/i386.c (override_options): Don't accept
4422 -mtls-dialect=sun any longer.
4423 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
4424 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
4425 (*tls_local_dynamic_base_32_sun): Likewise.
4426 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4428 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4431 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4432 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
4435 * ira.c (adjust_cleared_regs): New function.
4436 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
4440 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
4442 * expr.c (expand_expr_real): Restore previous
4443 curr_insn_source_location and curr_insn_block after
4444 expand_expr_real_1 call.
4445 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
4446 instead of expand_expr_real_1.
4448 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
4450 PR rtl-optimization/43413
4451 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
4454 2010-03-22 James E. Wilson <wilson@codesourcery.com>
4457 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
4458 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
4460 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
4462 * config/i386/i386.c (ix86_target_string): Add -mfma.
4463 Fix a typo in comment.
4465 2010-03-22 Mike Stump <mikestump@comcast.net>
4468 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
4469 Don't overly align based upon packed packed fields.
4471 2010-03-22 Jason Merrill <jason@redhat.com>
4473 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
4474 Use () rather than [], and move before the element type.
4476 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4478 * doc/configfiles.texi (Configuration Files): Removed
4479 fixinc/Makefile*, intl/Makefile.*.
4480 * doc/makefile.texi: Fixed markup. Abstract from version
4481 control system used.
4482 (Makefile): Removed obsolete gcc/java/parse.y example.
4483 * doc/sourcebuild.texi: Likewise.
4484 (Top Level): Added config, gnattools, libdecnumber, libgcc,
4485 libgomp, libssp. Removed fastjar.
4486 (Miscellaneous Docs): Clarify location.
4487 Added COPYING3, COPYING3.LIB.
4488 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
4490 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4493 * config/i386/i386.c (x86_function_profiler)
4494 [!NO_PROFILE_COUNTERS]: Fix typo.
4495 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
4498 2010-03-22 Janis Johnson <janis187@us.ibm.com>
4499 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4501 * doc/sourcebuild.texi (Test Directives): Split into six
4502 subsections, with most of the current text in new subsections
4503 Directives, Selectors, and Final Actions.
4504 (Directives): Split list of test directives into multiple
4506 (Selectors): Describe use and syntax of selectors.
4507 (Effective-Target Keywords): Describe all existing keywords.
4508 (Add Options): Describe features for dg-add-options.
4509 (Require Support): Describe variants of dg-require-support.
4510 (Final Actions): Describe commands to use in dg-final.
4512 2010-03-22 Michael Matz <matz@suse.de>
4515 * recog.c (validate_replace_rtx_group): Replace also in
4516 REG_EQUAL and REG_EQUIV notes.
4518 2010-03-22 Richard Guenther <rguenther@suse.de>
4520 PR tree-optimization/43390
4521 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
4522 sure vector extracts are type correct.
4524 2010-03-22 Richard Guenther <rguenther@suse.de>
4527 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
4528 x * sqrt (x) even when optimizing for size if the target
4529 has native support for sqrt.
4531 2010-03-22 Jakub Jelinek <jakub@redhat.com>
4533 * varasm.c (make_decl_rtl_for_debug): Also clear
4534 flag_mudflap for the duration of make_decl_rtl call.
4537 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
4538 locs from preserved VALUEs.
4540 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4543 * pa.md (movmemsi): Set align to one if zero.
4544 (movmemdi): Likewise.
4546 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
4549 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
4550 with their corresponding prologue pushes.
4552 2010-03-20 Andrew Pinski <pinskia@gmail.com>
4555 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
4556 at the begining or end.
4557 (spu_expand_epilogue): Likewise.
4559 2010-03-20 Richard Guenther <rguenther@suse.de>
4561 PR rtl-optimization/43438
4562 * combine.c (make_extraction): Properly zero-/sign-extend an
4563 extraction of the low part of a CONST_INT. Also handle
4566 2010-03-19 Mike Stump <mikestump@comcast.net>
4568 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
4569 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
4570 (override_options): Use SUBTARGET32_DEFAULT_CPU.
4572 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4575 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
4578 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
4580 PR rtl-optimization/42258
4581 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
4582 use that may match DEF.
4585 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
4586 the cost of loading the constant rather than assuming
4588 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
4589 outer code is AND, do the same tests as the andsi3 expander and
4590 return COSTS_N_INSNS (1) if and is cheap.
4592 * optabs.c (avoid_expensive_constant): Fix formatting.
4594 2010-03-19 Michael Matz <matz@suse.de>
4597 * attribs.c (decl_attributes): When rebuilding a function pointer
4598 type use the same qualifiers as the original pointer type.
4600 2010-03-19 Martin Jambor <mjambor@suse.cz>
4602 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
4603 and is_gimple_ip_invariant_address.
4605 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4608 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4610 * config/arm/arm.c (arm_override_options): Turn off
4611 flag_dwarf2_cfi_asm for AAPCS variants.
4613 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4616 * config/arm/arm.c (emit_multi_reg_push): Update comments.
4617 Use PRE_MODIFY instead of PRE_DEC.
4618 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
4619 (vfp_emit_fstmd): Likewise.
4621 2010-03-19 Michael Matz <matz@suse.de>
4624 * builtins.c (expand_builtin_interclass_mathfn,
4625 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
4628 2010-03-19 Richard Guenther <rguenther@suse.de>
4630 PR tree-optimization/43415
4631 * tree-ssa-pre.c (phi_translate): Split out worker to ...
4632 (phi_translate_1): ... this.
4633 (phi_translate): Move all caching here. Cache all NARY
4634 and REFERENCE translations.
4636 2010-03-19 David S. Miller <davem@davemloft.net>
4638 With help from Eric Botcazou.
4639 * config/sparc/sparc.c: Include dwarf2out.h.
4640 (emit_pic_helper): Delete.
4641 (pic_helper_symbol_name): Delete.
4642 (pic_helper_emitted_p): Delete.
4643 (pic_helper_needed): New.
4644 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
4645 (get_pc_thunk_name): New.
4646 (load_pic_register): Remove 'delay_pic_helper' arg. Use
4647 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
4648 Set pic_helper_needed to true. Don't call emit_pic_helper.
4649 (sparc_expand_prologue): Update load_pic_register call.
4650 (sparc_output_mi_thunk): Likewise.
4651 (sparc_file_end): Emit a hidden comdat symbol for the PIC
4652 thunk if possible. Output CFI information as needed.
4654 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4655 Jack Howarth <howarth@bromo.med.uc.edu>
4658 * config/i386/i386.h: Fix ABI on darwin x86-32.
4660 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
4662 * tree.h: Declare make_decl_rtl_for_debug.
4663 * varasm.c (make_decl_rtl_for_debug): New.
4664 * dwarf2out.c (rtl_for_decl_location): Call it.
4665 * cfgexpand.c (expand_debug_expr): Call it.
4667 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4670 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
4674 * var-tracking.c (vt_init_cfa_base): Do nothing if
4675 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
4677 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
4680 * var-tracking.c (canonicalize_vars_star): New.
4681 (dataflow_post_merge_adjust): Use it.
4683 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4686 * var-tracking.c (non_suitable_const): New function.
4687 (add_uses): For DEBUG_INSNs with constants, don't record any
4688 value, instead just the constant value itself.
4689 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
4690 is not VAR_LOC_UNKNOWN_P, set var to the constant.
4691 (emit_notes_in_bb): Likewise.
4692 (emit_note_insn_var_location): For onepart variables if
4693 cur_loc is a VOIDmode constant, use DECL_MODE.
4695 2010-03-18 Martin Jambor <mjambor@suse.cz>
4698 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
4699 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
4700 all non-clones. Moved call redirection...
4701 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
4702 (cgraph_materialize_all_clones): Dispose of all
4703 combined_args_to_skip bitmaps.
4704 (verify_cgraph_node): Do not check for edges pointing to wrong
4705 nodes in inline clones.
4706 * tree-inline.c (copy_bb): Call
4707 cgraph_redirect_edge_call_stmt_to_callee.
4708 * ipa.c (cgraph_remove_unreachable_nodes): Call
4709 cgraph_node_remove_callees even when there are used clones.
4711 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4713 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
4715 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4718 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
4721 2010-03-18 Michael Matz <matz@suse.de>
4724 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
4725 into sqrt(x) if we need to preserve signed zeros.
4727 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
4728 Eric Botcazou <ebotcazou@adacore.com>
4730 PR rtl-optimization/43360
4731 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
4732 note if we don't know its invariant status.
4734 2010-03-18 Michael Matz <matz@suse.de>
4736 PR tree-optimization/43402
4737 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
4738 PHI chains of ssa names registered for update.
4740 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
4743 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
4744 non-offsettable and pre_modify update addressing.
4745 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
4746 and "2" alternatives "#".
4747 (*movdd_softfloat32): Make all alternatives "#";
4748 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
4749 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
4750 (*movdf_softfloat32): Make all alternatives "#";
4751 (movdi): Use the new DIFD mode iterator to create a common splitter
4752 for movdi, movdf and movdd patterns.
4754 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
4756 * common.opt (dumpdir): Remove redundant tab.
4758 2010-03-17 Martin Jambor <mjambor@suse.cz>
4760 PR tree-optimization/43347
4761 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
4762 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
4764 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
4766 PR rtl-optimization/42216
4767 * regrename.c (create_new_chain): New function, broken out from...
4768 (scan_rtx_reg): ... here. Call it. Handle the case where we are
4769 appending a use to an empty chain.
4770 (build_def_use): Remove previous changes that convert OP_INOUT to
4771 OP_OUT operands; instead detect the case where an OP_INOUT operand
4772 uses a previously untracked register and create an empty chain for it.
4774 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4776 * doc/extend.texi (Function Attributes): Rewrite unfinished
4777 sentence in ms_abi documentation.
4779 2010-03-17 Alan Modra <amodra@gmail.com>
4781 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
4782 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
4783 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
4784 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
4786 2010-03-16 Richard Henderson <rth@redhat.com>
4789 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
4790 (lower_try_finally): Save and restore eh_seq around the expansion
4793 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4795 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
4796 statements before splitting block.
4798 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4800 * doc/sourcebuild.texi (Testsuites): Fix markup.
4801 Use pathnames relative to gcc/testsuite.
4802 (Test Directives): Move description of how timeout is determined.
4803 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
4804 (C Tests): Correct gcc.misc-tests directory.
4805 Framework tests now live in gcc.test-framework.
4807 2010-03-16 Richard Guenther <rguenther@suse.de>
4810 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
4811 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
4813 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4814 Alexandre Oliva <aoliva@redhat.com>
4816 PR tree-optimization/42917
4817 * lambda-code.c (remove_iv): Skip debug statements.
4818 (lambda_loopnest_to_gcc_loopnest): Likewise.
4819 (not_interesting_stmt): Debug statements are not interesting.
4821 2010-03-16 Jakub Jelinek <jakub@redhat.com>
4825 * cselib.c (cselib_preserve_constants,
4826 cfa_base_preserved_val): New static variables.
4827 (preserve_only_constants): New function.
4828 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
4829 clear its REG_VALUES. If cselib_preserve_constants, don't
4830 empty the whole hash table, but preserve there VALUEs with constants,
4831 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
4832 (cselib_preserve_cfa_base_value): New function.
4833 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
4834 (cselib_init): Change argument to int bitfield. Set
4835 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
4837 (cselib_finish): Clear cselib_preserve_constants and
4838 cfa_base_preserved_val.
4839 * cselib.h (enum cselib_record_what): New enum.
4840 (cselib_init): Change argument to int.
4841 (cselib_preserve_cfa_base_value): New prototype.
4842 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
4843 * dse.c (dse_step1): Likewise.
4844 * cfgcleanup.c (thread_jump): Likewise.
4845 * sched-deps.c (sched_analyze): Likewise.
4846 * gcse.c (local_cprop_pass): Likewise.
4847 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
4848 If FN is non-NULL, call the callback always and whenever it returns
4849 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
4850 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
4851 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
4852 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
4853 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
4854 * var-tracking.c: Include recog.h.
4855 (bb_stack_adjust_offset): Remove.
4856 (vt_stack_adjustments): Don't call it, instead just gather the
4857 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
4858 (adjust_stack_reference): Remove.
4859 (compute_cfa_pointer): New function.
4860 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
4861 (struct adjust_mem_data): New type.
4862 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
4864 (get_address_mode): New function.
4865 (replace_expr_with_values): Use it.
4866 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
4867 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
4868 (adjust_sets): Remove.
4869 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
4870 Use get_address_mode.
4871 (get_adjusted_src): Remove.
4872 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
4873 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
4874 (add_with_sets): Don't call adjust_sets.
4875 (fp_setter, vt_init_cfa_base): New functions.
4876 (vt_initialize): Change return type to bool. Move most of pool etc.
4877 initialization to the beginning of the function from end. Pass
4878 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
4879 If !frame_pointer_needed, call vt_stack_adjustment before mos
4880 vector is filled, call vt_init_cfa_base if argp/framep has been
4881 eliminated to sp. If frame_pointer_needed and argp/framep has
4882 been eliminated to hard frame pointer, set
4883 hard_frame_pointer_adjustment and call vt_init_cfa_base after
4884 encountering fp setter in the prologue. For MO_ADJUST, call
4885 log_op_type before pusing the op into mos vector, not afterwards.
4886 Call adjust_insn before cselib_process_insn/add_with_sets,
4887 call cancel_changes (0) afterwards.
4888 (variable_tracking_main_1): Adjust for vt_initialize calling
4889 vt_stack_adjustments and returning whether it succeeded or not.
4891 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
4893 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
4896 2010-03-15 Jakub Jelinek <jakub@redhat.com>
4898 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
4900 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
4901 drap_reg has not been set.
4903 2010-03-15 Michael Matz <matz@suse.de>
4906 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
4907 use it to expand block copies.
4908 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
4909 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
4910 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
4912 2010-03-15 Richard Guenther <rguenther@suse.de>
4914 PR tree-optimization/43367
4915 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
4918 2010-03-15 Richard Guenther <rguenther@suse.de>
4920 PR tree-optimization/43317
4921 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
4923 2010-03-15 Martin Jambor <mjambor@suse.cz>
4925 PR tree-optimization/43141
4926 * tree-sra.c (create_abstract_origin): New function.
4927 (modify_function): Call create_abstract_origin.
4929 2010-03-15 Chris Demetriou <cgd@google.com>
4931 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
4934 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4937 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
4938 call insert_out_of_ssa_copy for default definitions.
4940 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4942 * graphite-clast-to-gimple.c (my_long_long): Defined.
4943 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
4944 * graphite-sese-to-poly.c (my_long_long): Defined.
4945 (scop_ivs_can_be_represented): Use it.
4947 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4949 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
4950 graphite-max-bbs-per-function, and loop-block-tile-size.
4951 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
4953 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
4955 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4957 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
4958 forward declaration.
4959 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
4960 (add_upper_bounds_from_estimated_nit): New.
4961 (build_loop_iteration_domains): Use it.
4963 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4965 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
4967 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4970 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
4971 should be an INTEGER_CST. Also handle CASE_CONVERT.
4973 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4975 * graphite.c (graphite_initialize): To bound the number of bbs per
4976 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
4977 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
4978 * doc/invoke.texi: Document it.
4980 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4982 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
4983 * graphite-sese-to-poly.h (build_poly_scop): Same.
4985 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4987 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
4988 the number of parameters in the scop. Use as an upper bound
4989 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
4990 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
4991 * doc/invoke.texi: Document it.
4993 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
4995 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
4996 * doc/c-tree.texi: Remove.
4997 * doc/generic.texi: Merge c-tree.texi here.
4998 * doc/gccint.texi (Trees): Remove menu entry.
4999 (c-tree.texi): Remove @include.
5000 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
5001 * doc/languages.texi (Reading RTL): Ditto.
5003 2010-03-12 Steve Ellcey <sje@cup.hp.com>
5006 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
5008 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5011 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
5012 code added to work around reload clobbering CONST insns.
5014 2010-03-12 Jakub Jelinek <jakub@redhat.com>
5016 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
5017 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
5018 (cselib_preserve_only_values): Remove retain argument, don't
5019 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
5020 * cselib.h (cselib_preserve_only_values): Remove retain argument.
5021 * var-tracking.c (micro_operation): Move insn field before union.
5022 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
5023 (struct variable_tracking_info_def): Remove n_mos field, change
5024 mos into a vector of micro_operations.
5025 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
5026 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
5027 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
5028 changing into a vector.
5029 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
5030 come before all other uops generated by add_stores.
5031 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
5033 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
5034 a vector. Run just one pass over the bbs instead of separate counting
5035 and computation phase.
5036 (vt_finalize): Free VTI (bb)->mos vector instead of array.
5039 * tree-inline.c (remap_decls): Put old_var rather than origin_var
5040 into *nonlocalized_list vector.
5041 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
5042 even if origin is non-NULL.
5043 (gen_variable_die): Likewise.
5044 (process_scope_var): Don't change origin.
5045 (gen_decl_die): Likewise.
5046 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
5047 before adding new edges instead of after it, fix moving over
5050 2010-03-11 David S. Miller <davem@davemloft.net>
5052 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
5054 * configure: Rebuild.
5056 2010-03-11 Martin Jambor <mjambor@suse.cz>
5058 PR tree-optimization/43257
5059 * tree.c (assign_assembler_name_if_neeeded): New function.
5060 (free_lang_data_in_cgraph): Assembler name assignment moved to the
5062 * tree.h (assign_assembler_name_if_neeeded): Declare.
5063 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
5064 the function if needed.
5066 2010-03-11 Chris Demetriou <cgd@google.com>
5068 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
5069 include/stdint-gcc.h, and include/stdint.h world-readable.
5071 2010-03-11 Richard Guenther <rguenther@suse.de>
5073 PR tree-optimization/43255
5074 * tree-vrp.c (process_assert_insertions_for): Do not insert
5075 asserts for trivial conditions.
5077 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5079 PR tree-optimization/43280
5080 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
5081 generation. Move calculation of size out of the if branch.
5082 (find_bswap): Modify compare number generation.
5084 2010-03-11 Richard Guenther <rguenther@suse.de>
5087 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
5088 (input_gimple_stmt): Fixup handled component types during
5089 operand read. Also fix up decls in ADDR_EXPRs.
5091 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
5093 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
5094 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
5096 2010-03-10 Jan Hubicka <jh@suse.cz>
5099 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
5100 * varasm.c (get_variable_section): Don't do that here...
5101 (make_decl_rtl): ... and here.
5102 (do_assemble_alias): Produce decl RTL.
5103 (assemble_alias): Likewise.
5105 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5108 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
5109 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
5111 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
5112 (based_loc_descr): Only express drap or vdrap regno based expressions
5113 using DW_OP_fbreg when not optimizing.
5114 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
5115 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
5116 REG_CFA_SET_VDRAP note.
5118 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
5120 PR tree-optimization/43236
5121 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
5122 error in calculation of base address in reverse iteration case.
5123 (generate_builtin): Take number of latch executions if the statement
5126 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
5129 * tree-eh.c: Include pointer-set.h.
5130 (lower_eh_dispatch): Filter out duplicate case labels and
5131 remove the unneeded edge when the label is unused. Return
5132 true when some edges are removed.
5133 (execute_lower_eh_dispatch): When any lowering resulted in
5134 removing an edge, also delete unreachable blocks.
5136 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5139 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
5140 UNSPEC_MACHOPIC_OFFSET.
5142 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
5145 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5146 (m68k_delegitimize_address): New function.
5148 2010-03-09 Jakub Jelinek <jakub@redhat.com>
5151 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
5154 * var-tracking.c (adjust_sets): New function.
5155 (count_with_sets, add_with_sets): Use it.
5156 (get_adjusted_src): New inline function.
5157 (add_stores): Use it.
5160 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
5161 call cselib_dummy_expand_value_rtx_cb instead of
5162 cselib_expand_value_rtx_cb.
5165 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
5166 * config/i386/i386.c: Include debug.h and dwarf2out.h.
5167 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
5168 and .cfi_endproc around the pic thunks.
5169 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
5170 all queued unwind info register saves are saved before the call.
5171 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
5172 considered as sp-=4 for unwind info and the pop as sp+=4 which
5173 also clobbers dest, but doesn't actually restore it.
5176 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
5177 RTX_FRAME_RELATED_P.
5179 2010-03-09 Jie Zhang <jie@codesourcery.com>
5181 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
5182 whitespaces in output template.
5184 2010-03-09 Jie Zhang <jie@codesourcery.com>
5186 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
5189 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5191 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
5192 builtins.exp in a separate job.
5194 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5196 * graphite-sese-to-poly.c (add_param_constraints): Use
5197 lower_bound_in_type and upper_bound_in_type.
5199 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5201 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
5202 instead of unsigned_type_node.
5204 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5205 Reza Yazdani <reza.yazdani@amd.com>
5208 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
5209 on pointer type parameters.
5211 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5215 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
5216 handle conversions from pointer to integers.
5217 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
5218 induction variable, to be able to work with code generated by CLooG.
5219 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
5220 (build_poly_scop): Bail out if we cannot codegen a loop.
5222 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5224 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
5225 code generation with gloog_error.
5227 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5229 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
5230 Call fold_convert on all the returned values.
5231 (expand_scalar_variables_expr): Pass to
5232 expand_scalar_variables_ssa_name the type of the resulting expression.
5234 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5236 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
5237 ppl_min_for_le_pointset.
5238 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
5239 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
5241 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5243 * graphite-dependences.c (map_into_dep_poly): Removed.
5244 (dependence_polyhedron_1): Use combine_context_id_scat.
5246 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5248 * graphite-poly.h (struct poly_scattering): Add layout documentation.
5249 (struct poly_bb): Same.
5250 (combine_context_id_scat): New.
5252 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5255 * sese.c (name_defined_in_loop_p): Return false for default
5258 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5260 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
5261 and clean up the logic.
5263 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5265 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
5268 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5270 * var-tracking.c (remove_cselib_value_chains): Define only for
5272 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
5273 delete_slot_part, emit_notes_for_differences_1): Don't call
5274 remove_cselib_value_chains here.
5275 (set_slot_part, emit_notes_for_differences_2): Don't call
5276 add_cselib_value_chains here.
5277 (preserved_values): New vector.
5278 (preserve_value): New function.
5279 (add_uses, add_stores, vt_add_function_parameters): Use it
5280 instead of cselib_preserve_value.
5281 (changed_values_stack): New vector.
5282 (check_changed_vars_0): New function.
5283 (check_changed_vars_1, check_changed_vars_2): Use it.
5284 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
5285 changed_values_stack VALUEs.
5286 (vt_emit_notes): For all preserved_values call
5287 add_cselib_value_chains. If ENABLE_CHECKING call
5288 remove_cselib_value_chains before verifying value_chains is empty.
5289 Initialize and free changed_values_stack.
5290 (vt_initialize): Initialize preserved_values.
5291 (vt_finalize): Free preserved_values.
5293 2010-03-08 Richard Guenther <rguenther@suse.de>
5295 PR tree-optimization/43269
5296 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
5299 2010-03-08 Martin Jambor <mjambor@suse.cz>
5301 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
5302 (ipa_is_param_called): Removed.
5303 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
5304 (ipa_print_node_params): Do not print the called flag.
5305 (ipa_write_node_info): Do not stream the called flag.
5306 (ipa_read_node_info): Likewise.
5308 2010-03-07 Jakub Jelinek <jakub@redhat.com>
5311 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
5312 * cselib.c (struct expand_value_data): Add dummy field.
5313 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
5315 (cselib_dummy_expand_value_rtx_cb): New function.
5316 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
5318 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
5319 * var-tracking.c: Include pointer-set.h.
5320 (variable): Change n_var_parts to char from int. Add
5321 cur_loc_changed and in_changed_variables fields.
5322 (variable_canonicalize): Remove.
5323 (shared_var_p): New inline function.
5324 (unshare_variable): Maintain cur_loc_changed and
5325 in_changed_variables fields. If var was in changed_variables,
5326 replace it there with new_var. Just copy cur_loc instead of
5327 resetting it to something else.
5328 (variable_union): Don't recompute cur_loc. Use shared_var_p.
5329 (dataflow_set_union): Don't call variable_canonicalize.
5330 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
5331 of their DEBUG_EXPR_TREE_DECLs.
5332 (canonicalize_loc_order_check): Verify that cur_loc is NULL
5333 and in_changed_variables and cur_loc_changed is false.
5334 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
5335 and cur_loc_changed. Don't update cur_loc here.
5336 (variable_merge_over_src): Don't call variable_canonicalize.
5337 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
5338 removing loc that is equal to cur_loc, clear cur_loc,
5339 set cur_loc_changed and ensure variable_was_changed is called.
5340 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
5341 compare pointers in cur_loc check, if it is equal to loc,
5342 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
5343 (variable_different_p): Remove compare_current_location argument,
5344 don't compare cur_loc.
5345 (dataflow_set_different_1): Adjust variable_different_p caller.
5346 (variable_was_changed): If dv had some var in changed_variables
5347 already, reset in_changed_variables flag for it and propagate
5348 cur_loc_changed over to the new variable. On empty var
5349 always set cur_loc_changed. Set in_changed_variables on whatever
5350 var is added to changed_variables.
5351 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
5352 Use shared_var_p. When removing loc that is equal to cur_loc,
5353 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
5354 end, don't set it to something else, just call variable_was_changed.
5355 (delete_slot_part): Use shared_var_p. When cur_loc equals to
5356 loc being removed, clear cur_loc and set cur_loc_changed.
5357 Set cur_loc_changed if all locations have been removed.
5358 (struct expand_loc_callback_data): New type.
5359 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
5360 allocated. Always create SUBREGs if simplify_subreg failed.
5361 Prefer to use cur_loc, when that fails and still in
5362 changed_variables (and seen first time) recompute it. Set
5363 cur_loc_changed of variables which had to change cur_loc and
5364 compute elcd->cur_loc_changed if any of the subexpressions used
5365 had to change cur_loc.
5366 (vt_expand_loc): Adjust to pass arguments in
5367 expand_loc_callback_data structure.
5368 (vt_expand_loc_dummy): New function.
5369 (emitted_notes): New variable.
5370 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
5371 that weren't used for any other decl in current
5372 emit_notes_for_changes call call vt_expand_loc_dummy to update
5373 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
5374 first loc_chain location if NULL before. Always use just
5375 cur_loc instead of first loc_chain location. When cur_loc_changed
5376 is false, when not --enable-checking=rtl just don't emit any note.
5377 When rtl checking, compute the note and assert it is the same
5378 as previous note. Clear cur_loc_changed and in_changed_variables
5379 at the end before removing from changed_variables.
5380 (check_changed_vars_3): New function.
5381 (emit_notes_for_changes): Traverse changed_vars to call
5382 check_changed_vars_3 on each changed var.
5383 (emit_notes_for_differences_1): Clear cur_loc_changed and
5384 in_changed_variables. Recompute cur_loc of new_var.
5385 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
5386 (vt_emit_notes): Initialize and destroy emitted_notes.
5388 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
5390 PR rtl-optimization/42220
5391 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
5392 Use verify_reg_tracked to determine if we should use OP_OUT rather
5394 (build_def_use): If we see an in-out operand for a register that we
5395 know nothing about, treat is an output if possible, fail the block if
5398 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5401 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
5404 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5407 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
5408 uses of relevant DEFs that are dead outside the loop too.
5410 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5412 * var-tracking.c (dataflow_set_merge): Swap src and src2.
5414 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5416 * var-tracking.c (values_to_unmark): New variable.
5417 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5418 values_to_unmark vector. Moved body to...
5419 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5420 instead queue it into values_to_unmark vector.
5421 (vt_find_locations): Free values_to_unmark vector.
5423 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
5425 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
5426 (site.exp): Export them when plugins are enabled.
5428 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
5431 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
5433 (chrec_fold_multiply): Same.
5435 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5438 * c-decl.c (build_compound_literal): Return early if init is
5441 2010-03-04 Martin Jambor <mjambor@suse.cz>
5443 PR tree-optimization/43164
5444 PR tree-optimization/43191
5445 * tree-sra.c (type_consists_of_records_p): Reject records with
5446 zero-size bit-fields at the end.
5448 2010-03-04 Mike Stump <mikestump@comcast.net>
5450 * Makefile.in (TAGS): Remove *.y.
5452 2010-03-04 Richard Guenther <rguenther@suse.de>
5454 PR tree-optimization/40761
5455 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
5457 (my_rev_post_order_compute): New function.
5458 (init_pre): Call it.
5460 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
5463 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
5464 decrease the cost of an IV candidate when the cost is infinite.
5466 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5468 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
5469 Use '3DNow!' for the extension of that name, ensure normal space
5471 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
5473 2010-03-03 Jeff Law <law@redhat.com>
5475 * PR middle-end/32693
5476 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
5477 than gen_rtx_SUBREG.
5478 (extract_bit_field_1): Likewise.
5480 2010-03-03 Janis Johnson <janis187@us.ibm.com>
5482 * doc/sourcebuild.texi (Test directives): Document that arguments
5483 include-opts and exclude-opts are now optional for dg-skip-if,
5484 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
5486 2010-03-03 Jason Merrill <jason@redhat.com>
5489 * cgraph.h (varpool_node): Add extra_name field.
5490 * varpool.c (varpool_extra_name_alias): New.
5491 (varpool_assemble_decl): Emit extra name aliases.
5492 (varpool_mark_needed_node): Look past an extra name alias.
5493 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
5494 * lto-streamer-in.c (lto_input_tree): Read it.
5495 * lto-streamer-out.c (output_unreferenced_globals): Write it.
5497 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
5499 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
5500 (sparc*-*-solaris2*): ...this.
5502 2010-03-03 Jakub Jelinek <jakub@redhat.com>
5505 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
5506 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
5507 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
5508 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
5511 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
5512 fallthrough to default handling, just with want_address 0 instead of 2.
5513 For single element lists, add_AT_loc directly, otherwise create an
5514 artificial variable DIE and stick location list to it.
5517 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
5518 (VAL_EXPR_HAS_REVERSE): Define.
5519 (reverse_op): New function.
5520 (add_stores): For reversible operations add an extra MO_VAL_USE.
5522 2010-03-02 Jason Merrill <jason@redhat.com>
5524 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
5526 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
5528 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
5529 (sparc64-*-linux*): Likewise.
5530 (sparc64-*-solaris2*): Include assembler files before linker ones.
5531 (sparc-*-solaris2*): Simplify and reorder to match previous case.
5532 * config/sparc/gas.h: Delete.
5533 * config/sparc/sol2-64.h: Add copyright notice.
5534 * config/sparc/sol2-gas-bi.h: Likewise.
5535 * config/sparc/sol2-gld.h: Likewise.
5536 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
5537 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
5538 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
5539 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
5540 (sparc_elf_asm_named_section): Rename into...
5541 (sparc_solaris_elf_asm_named_section): ...this. Always define.
5543 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
5545 * config/alpha/alpha.c (override_options): Fix -mtune error message.
5547 2010-03-02 Jeff Law <law@redhat.com>
5550 * reload1.c (rtx_p, substitute_stack): Declare.
5551 (substitute): Record addresses of changed rtxs.
5552 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
5553 Restore the original rtx when complete.
5554 (reload): Free subsitute_stack when complete.
5556 2010-03-02 Janis Johnson <janis187@us.ibm.com>
5558 * doc/gccint.texi (menu): Add Testsuites as a chapter.
5559 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
5561 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
5562 LTO Testing, gcov Testing, profopt Testing, compat Testing,
5563 Torture Tests): Change from subsection to section.
5565 2010-03-02 Jakub Jelinek <jakub@redhat.com>
5566 Steven Bosscher <steven@gcc.gnu.org>
5568 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
5571 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
5574 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
5575 the assignment from the new induction variable to the assignment
5576 of the value from the original loop PHI function.
5578 2010-03-01 Janis Johnson <janis187@us.ibm.com>
5579 Daniel Jacobowitz <dan@codesourcery.com>
5581 * doc/sourcebuild.texi (Test directives): Clarify options to
5584 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5586 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
5587 Disable cfi directives unless GCC and gas agree on using read-only
5588 .eh_frame sections for 64-bit.
5589 * configure: Regenerate.
5591 2010-03-01 Richard Guenther <rguenther@suse.de>
5593 PR tree-optimization/43220
5594 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
5595 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
5597 2010-03-01 Richard Guenther <rguenther@suse.de>
5598 Martin Jambor <mjambor@suse.cz>
5601 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
5602 gimplified parameters.
5604 2010-03-01 Christian Bruel <christian.bruel@st.com>
5606 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
5608 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
5610 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
5612 2010-03-01 Richard Guenther <rguenther@suse.de>
5615 * expr.c (expand_assignment): Use the alias-oracle to tell
5616 if the rhs aliases the result decl.
5618 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5621 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
5622 to sol_gt_pch_get_address.
5623 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
5624 64-bit, SPARC and x86.
5625 (sol_gt_pch_get_address): New function.
5627 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
5629 * toplev.h (inform_n, error_n): Declare.
5630 * diagnostic.c (inform_n, error_n): New function.
5632 2010-03-01 Jakub Jelinek <jakub@redhat.com>
5634 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
5635 has no rtl yet when processing local_decls, queue it and recheck
5636 if deferred stack allocation hasn't assigned it rtl.
5638 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5640 * config/sh/sh.c (unspec_bbr_uid): New.
5641 (gen_block_redirect): Use it instead of INSN_UID.
5642 (gen_far_branch): Likewise.
5644 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
5646 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
5647 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
5649 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5651 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
5652 (Warning Options): -Wno-conversion-null is valid for
5653 Objective-C++ as well.
5654 * doc/tm.texi (Named Address Spaces): Likewise.
5655 * doc/plugins.texi (Plugins): Replace TABs with spaces.
5656 * doc/tree-ssa.texi (Tree SSA): Likewise.
5658 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5661 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
5662 by default. Don't set the default arch for
5663 i[34567]86-*-darwin*|x86_64-*-darwin*.
5665 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5668 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
5669 default. Set the default 32bit/64bit archs with $with_arch
5670 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
5672 2010-02-27 Richard Guenther <rguenther@suse.de>
5674 PR tree-optimization/43186
5675 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
5676 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
5677 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
5678 unroller iterations.
5680 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5682 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
5683 required and i[34567]86-*-* targets don't support 64bit ISA.
5685 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
5688 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5691 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5693 * config.gcc: Set the default arch at least to Prescott for
5694 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
5695 if SSE math is enabled.
5697 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5699 * diagnostic.c (diagnostic_initialize): Update.
5700 (diagnostic_report_diagnostic): Test inhibit_notes_p for
5702 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
5703 (diagnostic_inhibit_notes): New.
5704 * toplev.c (process_options): inhibit notes with -fcompare-debug.
5706 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5709 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
5710 * doc/standards.texi: Likewise.
5711 * doc/extend.texi: Likewise.
5712 * doc/trouble.texi: Likewise.
5713 * doc/cppopts.texi: Likewise.
5714 * doc/install.texi: Likewise.
5715 * c.opt (std=c90,std=gnu90): New options.
5716 * c-opts.c (c_common_handle_option): Handle them.
5718 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5721 * c-decl.c (undeclared_variable): Use an informative note.
5723 2010-02-26 Richard Guenther <rguenther@suse.de>
5725 PR tree-optimization/43186
5726 * gimple.h (gimple_fold): Remove.
5727 * gimple.c (gimple_fold): Remove. Inline into single user ...
5728 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
5729 Try harder for conditions.
5731 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5734 * function.c (used_types_insert): Don't skip through named pointer
5735 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
5736 and it is different from the main variant's type.
5738 2010-02-26 Nick Clifton <nickc@redhat.com>
5740 * config/rx/rx.md (sminsi3): Remove bogus alternative.
5742 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5744 * config.gcc: Support --with-fpmath=sse for x86.
5746 * config/i386/ssemath.h: New.
5748 * doc/install.texi (--with-fpmath=sse): Documented.
5750 2010-02-26 Richard Guenther <rguenther@suse.de>
5752 PR tree-optimization/43188
5753 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
5754 vector types of over-aligned element type.
5756 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
5759 * config/i386/i386.c (expand_vec_perm_blend): Use correct
5760 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
5762 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
5764 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
5766 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5768 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
5769 * var-tracking.c: Include diagnostic.h.
5770 (debug_dv): New function.
5771 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
5774 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
5775 (add_value_chain, add_value_chains, remove_value_chain,
5776 remove_value_chains): Handle DEBUG_EXPRs.
5777 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
5780 * regcprop.c (struct queued_debug_insn_change): New type.
5781 (struct value_data_entry): Add debug_insn_changes field.
5782 (struct value_data): Add n_debug_insn_changes field.
5783 (debug_insn_changes_pool): New variable.
5784 (free_debug_insn_changes, apply_debug_insn_changes,
5785 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
5786 (kill_value_one_regno): Call free_debug_insn_changes if needed.
5787 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
5789 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
5791 (copyprop_hardreg_forward_1): Don't call apply_change_group for
5792 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
5793 changes, call cprop_find_used_regs via note_stores.
5794 (copyprop_hardreg_forward): When copying vd from predecessor
5795 which has any queued DEBUG_INSN changes, make sure the pointers are
5796 cleared. At the end call df_analyze and then if there are any
5797 DEBUG_INSN changes queued at the end of some basic block for still
5798 live registers, apply them.
5799 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
5801 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
5803 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
5806 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
5808 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
5809 targets. Set the default with_cpu/with_arch from arch/cpu.
5810 Allow x86-64 and native for with_cpu/with_arch.
5812 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
5814 * ebitmap.c: Change calls to verify_popcount with calls to
5815 sbitmap_verify_popcount.
5816 (ebitmap_clear_bit): Fixed map->cacheindex test and
5817 map>cache update when bit clearing results in an empty
5820 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
5823 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
5824 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
5825 and support both V2DF and V2DI modes.
5826 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
5827 support both V2DF and V2DI modes.
5828 (general): Delete trailing whitespace from a few patterns.
5830 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5831 V2DF/V2DI interleave high/low builtins.
5833 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
5836 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
5837 interleave high/low functions.
5839 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
5841 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
5842 #pragma extern_prefix.
5844 2010-02-25 Jakub Jelinek <jakub@redhat.com>
5847 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
5848 BLKmode, assert op0 is a MEM and just adjust its mode.
5851 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
5852 if bitpos isn't multiple of mode's bitsize.
5854 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5856 * c.opt (-ftemplate-depth=): New.
5857 (-ftemplate-depth-): Deprecate.
5858 * optc-gen.awk: Handle -ftemplate-depth=.
5859 * opth-gen.awk: Likewise.
5860 * c-opts.c (c_common_handle_option): Likewise.
5861 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
5863 2010-02-24 Jason Merrill <jason@redhat.com>
5865 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
5867 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5869 * cfg.c (alloc_aux_for_block): Remove inline.
5870 (alloc_aux_for_edge): Likewise.
5872 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5874 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
5876 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5878 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
5879 * config/i386/sol2-gas.h: New file.
5880 * config.gcc (i[34567]86-*-solaris2*): Use it.
5882 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5885 * c-typeck.c (ep_convert_and_check): New.
5886 (build_conditional_expr): Use it.
5887 (build_binary_op): Likewise.
5889 2010-02-24 Jakub Jelinek <jakub@redhat.com>
5891 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
5894 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
5895 bounds even for -O+.
5896 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
5897 expr needs to have DECL_NAME set.
5899 2010-02-24 Nick Clifton <nickc@redhat.com>
5901 * config/mep/mep.c: Include gimple.h.
5902 (mep_function_uses_sp): Delete unused function.
5903 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
5904 parameters. Use unsigned integers to count args. Return a
5905 NULL_RTX instead of an error_mark_node. Toidy up formatting.
5907 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5910 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
5911 greater or equal to nelt instead of 2 * nelt.
5912 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
5915 2010-02-23 Jason Merrill <jason@redhat.com>
5918 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
5919 in cfun->local_decls even if they have register types.
5922 * stor-layout.c (place_field): Don't warn about unnecessary
5923 DECL_PACKED if the type is packed.
5925 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5928 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
5929 GOTOFF relocs, even when the base reg isn't pic pointer.
5931 2010-02-23 Michael Matz <matz@suse.de>
5934 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
5935 (expand_gimple_basic_block): Generate and use debug temps if there
5936 are debug uses left after the last real use of TERed ssa names.
5937 Unlink debug immediate uses when they are expanded.
5939 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
5942 * config/i386/i386.c (override_options): Reorganise to provide
5943 better error messages.
5945 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5948 * graphite-scop-detection.c (create_single_exit_edge): Move
5949 the call to find_single_exit_edge to....
5950 (create_sese_edges): ...here. Don't handle multiple edges
5951 exiting the function.
5952 (build_graphite_scops): Don't handle multiple edges
5953 exiting the function.
5955 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5958 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
5959 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
5961 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5964 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
5966 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
5969 * c-typeck.c (convert_arguments): Print declaration location.
5970 * c-common.c (validate_nargs): Rename as
5971 builtin_function_validate_nargs.
5972 (check_builtin_function_arguments): Update.
5974 2010-02-22 Richard Guenther <rguenther@suse.de>
5977 * tree-inline.c (declare_return_variable): Use the type of
5978 the call stmt lhs if available.
5980 2010-02-22 Duncan Sands <baldrick@free.fr>
5982 * passes.c (register_pass): Always consider all pass lists when
5983 ref_pass_instance_number is zero.
5985 2010-02-22 Richard Guenther <rguenther@suse.de>
5987 PR tree-optimization/42749
5988 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
5989 parameter. Do arithmetic in the original type.
5990 (update_accumulator_with_ops): Likewise.
5991 (adjust_accumulator_values): Adjust.
5993 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5995 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
5996 (QI to BLKmode splitter): New splitter.
5998 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
6000 * config/i386/i386.c (initial_ix86_tune_features): Turn on
6001 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
6003 2010-02-22 Richard Guenther <rguenther@suse.de>
6005 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
6007 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
6009 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
6010 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
6011 ($(T)crti.o, $(T)crtn.o): Remove rules.
6013 2010-02-21 Tobias Burnus <burnus@net-b.de>
6016 * doc/invoke.texi (-fassociative-math): Document that this
6017 option is automatically enabled for Fortran.
6019 2010-02-20 David S. Miller <davem@davemloft.net>
6021 * configure.ac: Test if linker and assembler properly support
6022 GOTDATA_OP relocations.
6023 * configure: Rebuild.
6024 * config.in: Likewise.
6025 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
6026 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
6027 (movsi_high_pic): Likewise.
6028 (movdi_lo_sum_pic): Likewise.
6029 (movdi_high_pic): Likewise.
6030 (movsi_pic_gotdata_op): New pattern.
6031 (movdi_pic_gotdata_op): Likewise.
6032 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
6033 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
6035 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
6038 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
6039 attribute to ssemul.
6040 (xop_mulv2div2di3_high): Ditto.
6042 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6045 * c.opt (Wconversion-null): New option.
6046 * doc/invoke.texi (Wconversion-null): Document.
6048 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6050 * common.opt (Wlarger-than-): Add Undocumented.
6052 2010-02-19 Mike Stump <mikestump@comcast.net>
6054 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
6056 2010-02-19 Jason Merrill <jason@redhat.com>
6059 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
6060 * configure: Likewise.
6062 2010-02-20 Alan Modra <amodra@gmail.com>
6065 * cgraph.h (cgraph_make_decl_local): Declare.
6066 * cgraph.c (cgraph_make_decl_local): New function.
6067 (cgraph_make_node_local): Use it.
6068 * cgraphunit.c (cgraph_function_versioning): Likewise.
6069 * ipa.c (function_and_variable_visibility): Likewise.
6071 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6074 * except.c (sjlj_emit_function_enter): Don't call
6075 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
6077 * rtl.h (add_reg_br_prob_note): Remove prototype.
6079 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6082 * c-common.c (conversion_warning): Remove widening conversions
6083 before checking the conversion of integers to reals.
6085 2010-02-19 Mike Stump <mikestump@comcast.net>
6088 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
6091 * cgraphunit.c (process_function_and_variable_attributes): Check
6092 DECL_PRESERVE_P instead of looking up attribute "used".
6093 * ipa-pure-const.c (check_decl): Likewise.
6094 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
6095 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
6096 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
6097 instead of attribute "used".
6098 * config/sol2-c.c (solaris_pragma_init): Likewise.
6099 (solaris_pragma_fini): Likewise.
6101 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6103 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
6104 Use XCNEW instead of xcalloc.
6105 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
6106 XNEW instead of xmalloc.
6107 (get_fields): Use XNEWVEC instead of xmalloc.
6110 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
6111 populate vars array.
6112 (create_new_general_access): For debug stmts just reset value.
6113 (get_stmt_accesses): For accesses within debug stmts just record them
6114 using add_access_to_acc_sites instead of preventing the peeling or
6115 counting them as accesses.
6118 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
6120 2010-02-19 Richard Guenther <rguenther@suse.de>
6122 PR tree-optimization/42916
6123 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
6126 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
6128 * configure.ac: Replace all uses of changequote in macro arguments
6129 with proper quoting.
6131 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6134 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
6136 2010-02-19 Richard Guenther <rguenther@suse.de>
6138 PR tree-optimization/42944
6139 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
6140 test for aliasing with errno.
6142 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6145 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
6146 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
6147 * dojump.c: Include output.h.
6148 (inv): New inline function.
6149 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
6150 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
6151 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
6152 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
6153 argument, pass it down to other calls.
6154 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
6155 add REG_BR_PROB note to the conditional jump.
6156 * cfgexpand.c (add_reg_br_prob_note): Removed.
6157 (expand_gimple_cond): Don't call it, add the probability
6158 as last argument to jumpif_1/jumpifnot_1.
6159 * Makefile.in (dojump.o): Depend on output.h.
6160 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
6162 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
6163 * stmt.c (do_jump_if_equal): Likewise.
6164 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
6165 * loop-unswitch.c (compare_and_jump_seq): Likewise.
6166 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
6168 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
6169 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
6170 jumpifnot_1 callers.
6171 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
6173 (store_expr): Adjust jumpifnot caller.
6174 (store_constructor): Adjust jumpif caller.
6177 * gimplify.c (gimple_boolify): For __builtin_expect call
6178 gimple_boolify also on its first argument.
6180 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
6182 * configure.ac (gnu-unique-object): Wrap regexps using [] in
6184 (__stack_chk_fail): Ditto. Remove quadrigraphs.
6185 * configure: Regenerated.
6187 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6189 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
6190 lang_hooks.types_compatible_p instead of comptypes.
6192 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
6194 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
6195 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
6196 if __prefer_thumb__ is defined.
6198 2010-02-18 Martin Jambor <mjambor@suse.cz>
6200 PR tree-optimization/43066
6201 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
6202 array with zero-sized element type.
6204 2010-02-18 Jakub Jelinek <jakub@redhat.com>
6206 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
6207 rtx, allocate struct var_loc_node here and return it to the
6208 caller, and only if it is actually needed.
6209 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
6210 move it earlier and return immediately if it returns NULL.
6212 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
6214 * config/sparc/gas.h: New file. Restore
6215 TARGET_ASM_NAMED_SECTION to its ELF default.
6216 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
6218 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6219 Likewise. Add ATTRIBUTE_UNUSED to prototype.
6220 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
6221 after sparc/sysv4.h.
6223 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
6225 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
6227 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
6229 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
6230 patterns from predicated pattern.
6232 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
6235 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
6236 for insn mnemonic suffix.
6238 2010-02-17 Richard Guenther <rguenther@suse.de>
6240 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
6243 2010-02-17 Jakub Jelinek <jakub@redhat.com>
6246 * caller-save.c (save_call_clobbered_regs): If BB ends with
6247 a DEBUG_INSN, move any notes in between last real insn and the last
6248 DEBUG_INSN after the last DEBUG_INSN.
6250 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
6252 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
6253 Fix return type. Fix argument type. Explain meaning of return value.
6255 2010-02-16 Richard Guenther <rguenther@suse.de>
6257 PR tree-optimization/41043
6258 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
6259 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
6261 (vrp_visit_phi_node): ... but only for loop PHI nodes.
6263 2010-02-16 Ira Rosen <irar@il.ibm.com>
6265 PR tree-optimization/43074
6266 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
6267 * tree-vect-loop.c (vect_analyze_loop_operations): Add
6268 vectorizable cycles in hybrid SLP check.
6269 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
6271 2010-02-16 Richard Guenther <rguenther@suse.de>
6273 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
6274 (true_dependence): If memrefs_conflict_p computes must-alias
6275 trust it. Move TBAA check after offset-based disambiguation.
6276 (canon_true_dependence): Likewise.
6278 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
6280 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
6281 * doc/invoke.texi: Document it.
6282 * var-tracking.c: Include toplev.h and params.h.
6283 (vt_find_locations): Return bool indicating success. Compute
6284 hash sizes unconditionally. Check new parameter, report.
6285 (variable_tracking_main_1): Check vt_find_locations results and
6286 retry. Renamed from...
6287 (variable_tracking_main): ... this. New wrapper to preserve
6288 flag_var_tracking_assignments.
6289 * Makefile.in (var-tracking.o): Adjust dependencies.
6291 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
6292 Jakub Jelinek <jakub@redhat.com>
6295 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
6296 if weak_import attribute is present.
6297 * config/darwin.c (machopic_select_section): Likewise.
6299 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
6301 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
6302 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
6303 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
6304 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
6306 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
6309 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
6312 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
6313 Rewrite text to refer to the names.
6315 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
6317 * config/i386/i386-builtin-types.def
6318 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
6319 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
6320 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
6321 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
6322 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
6323 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
6324 IX86_BUILTIN_VPERMIL2PS256.
6325 (MULTI_ARG_4_DF2_DI_I): Defined.
6326 (MULTI_ARG_4_DF2_DI_I1): Defined.
6327 (MULTI_ARG_4_SF2_SI_I): Defined.
6328 (MULTI_ARG_4_SF2_SI_I1): Defined.
6329 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
6330 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
6331 __builtin_ia32_vpermil2ps256.
6332 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6333 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6334 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
6335 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6336 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6337 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
6338 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
6339 CODE_FOR_xop_vpermil2v8sf3.
6340 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
6341 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
6342 * config/i386/xopintrin.h (_mm_permute2_pd): New.
6343 (_mm256_permute2_pd): New.
6344 (_mm_permute2_ps): New.
6345 (_mm256_permute2_ps): New.
6347 2010-02-15 Nick Clifton <nickc@redhat.com>
6349 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
6350 boolean parameters. Use emit_jump_insn when emitting a pop
6351 instruction containing a return insn.
6352 (push): Use 'true' rather than '1' as second parameter to F.
6353 (h8300_expand_prologue): Likewise.
6354 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
6355 (h8300_expand_epilogue): Likewise.
6357 2010-02-15 Richard Guenther <rguenther@suse.de>
6360 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
6363 2010-02-15 Nick Clifton <nickc@redhat.com>
6365 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
6368 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
6370 * intl.c (fake_ngettext): New function.
6371 * intl.h (fake_ngettext): Declare.
6372 (ngettext): Define macro.
6373 * collect2.c (notice_translated): New function.
6374 (main): Use notice_translated and ngettext.
6375 * collect2.h (notice_translated): Declare.
6377 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
6379 * reorg.c (delete_computation): Comment fixes.
6380 * caller-save.c (setup_save_areas): Idem.
6381 * sel-sched-dump.c (dump_lv_set): Idem.
6384 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6386 * config/s390/s390.c (s390_sched_init): New function.
6387 (TARGET_SCHED_INIT): Target hook defined.
6389 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
6390 Jack Howarth <howarth@bromo.med.uc.edu>
6391 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6394 Partial revert of unintended change in fix for PR41605.
6395 * config/darwin.h: Fix typo.
6396 * config/darwin9.h: Same.
6398 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6400 * c-pch.c (pch_init): Clear v.
6402 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6405 * graphite-scop-detection.c (graphite_can_represent_scev): Call
6406 graphite_can_represent_init for MULT_EXPR.
6408 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6412 * graphite-sese-to-poly.c (remove_phi): New.
6413 (translate_scalar_reduction_to_array): Call remove_phi.
6415 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6418 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
6419 * graphite-clast-to-gimple.h (gloog): Update declaration.
6420 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
6421 * graphite-poly.h (struct poly_bb): Add missing comments.
6422 (struct scop): Add poly_scop_p field.
6424 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
6425 * graphite.c (graphite_transform_loops): Build the polyhedral
6426 representation for each scop before code generation.
6427 * sese.c (rename_variables_in_operand): Removed.
6428 (rename_variables_in_expr): Return the renamed expression.
6429 (rename_sese_parameters): New.
6430 * sese.h (rename_sese_parameters): Declared.
6432 2010-02-11 Richard Guenther <rguenther@suse.de>
6434 PR tree-optimization/42998
6435 * tree-ssa-pre.c (create_expression_by_pieces): Treat
6436 POINTER_PLUS_EXPR properly.
6438 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6439 Changpeng Fang <changpeng.fang@amd.com>
6442 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
6443 the cost of an IV candidate when the IV is used in a test against zero.
6445 * gcc.dg/tree-ssa/ivopts-3.c: New.
6447 2010-02-11 Richard Guenther <rguenther@suse.de>
6450 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
6451 pointer-vs-decl case by swapping refs. Handle some cases
6452 of pointer-vs-decl disambiguations more conservatively.
6453 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
6454 to false after expanding.
6456 2010-02-11 Richard Guenther <rguenther@suse.de>
6459 * gcc.c (process_command): Handle LTO file@offset case more
6462 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6464 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
6465 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
6467 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
6469 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
6470 if MEM's mode size isn't DWARF2_ADDR_SIZE.
6471 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
6472 Optimize eq/ne comparisons when both arguments are known to be
6474 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
6475 Don't mask operands unnecessarily if they are known to be already
6478 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
6480 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
6483 2010-02-10 Richard Guenther <rguenther@suse.de>
6485 PR tree-optimization/43017
6486 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
6487 for wrapping signed arithmetic.
6489 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6492 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
6493 if no debug info should be emitted for it.
6495 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
6497 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
6498 note when flag_exceptions is set.
6500 2010-02-10 Duncan Sands <baldrick@free.fr>
6502 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
6504 2010-02-10 Richard Guenther <rguenther@suse.de>
6507 * tree.c (get_unwidened): Handle constants.
6508 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
6510 2010-02-10 Martin Jambor <mjambor@suse.cz>
6513 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
6514 check for variable argument counts independently.
6516 2010-02-10 Christian Bruel <christian.bruel@st.com>
6519 * config/sh/sh.c (find_barrier): Increase length for non delayed
6520 conditional branches.
6522 2010-02-10 Christian Bruel <christian.bruel@st.com>
6524 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
6526 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6528 * builtins.c (set_builtin_user_assembler_name): Also handle
6529 ffs if int is smaller than word.
6531 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
6534 * ira-conflicts.c (get_dup): Remove.
6535 (process_reg_shuffles): Add new parameter. Use it as an
6536 additional guard for copy generation.
6537 (add_insn_allocno_copies): Rewrite.
6539 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
6541 * common.opt (fsched2-use-traces): Preserved for backward
6543 * doc/invoke.texi: Remove the documentation about option
6544 -fsched2-use-traces.
6545 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
6546 flag_sched2_use_traces.
6547 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
6548 the backward compatibility flag section.
6550 2010-02-09 Richard Guenther <rguenther@suse.de>
6552 PR tree-optimization/43008
6553 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
6554 make HEAP variables initialized from global memory if they
6555 are not known builtin functions.
6556 (find_func_aliases): Adjust.
6558 2010-02-09 Richard Guenther <rguenther@suse.de>
6560 PR tree-optimization/43000
6561 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
6562 arithmetic manually.
6564 2010-02-08 Jakub Jelinek <jakub@redhat.com>
6566 PR tree-optimization/42931
6567 * tree-loop-linear.c (try_interchange_loops): Don't call
6568 double_int_mul if estimated_loop_iterations failed.
6570 2010-02-08 Martin Jambor <mjambor@suse.cz>
6573 * tree-sra.c (build_accesses_from_assign): Do not mark in
6574 should_scalarize_away_bitmap if stmt has volatile ops.
6575 (sra_modify_assign): Do not process assigns piecemeal if if stmt
6578 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
6580 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
6582 2010-02-07 Adam Nemet <adambnmet@gmail.com>
6584 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
6587 2010-02-07 Andrew Pinski <pinskia@gmail.com>
6590 * df-core.c (df_finish_pass): Change type of saved_flags to int.
6592 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6595 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
6596 to unknown_dependence.
6597 (graphite_legal_transform_dr): Handle the unknown_dependence.
6598 (graphite_carried_dependence_level_k): Same.
6600 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6602 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
6604 2010-02-07 Richard Guenther <rguenther@suse.de>
6607 * expr.c (get_inner_reference): Always initialize *pbitsize.
6609 2010-02-07 Richard Guenther <rguenther@suse.de>
6612 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
6613 new ARRAY_REFs on variable size element or minimal index arrays.
6615 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
6616 gimple_fold_indirect_ref.
6618 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
6621 * arm.c (arm_override_options): Just return if the user has specified
6622 an invalid fpu name.
6624 2010-02-03 Jason Merrill <jason@redhat.com>
6627 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
6628 i386_pe_maybe_record_exported_symbol.
6630 2010-02-05 Steve Ellcey <sje@cup.hp.com>
6633 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6634 (pa_delegitimize_address): New function.
6636 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
6638 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
6639 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
6641 2010-02-05 Richard Guenther <rguenther@suse.de>
6644 * lto-streamer-in.c (get_resolution): Deal with references
6645 to undefined functions.
6647 2010-02-05 Richard Guenther <rguenther@suse.de>
6649 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
6650 (fold_const_aggregate_ref): Likewise.
6651 (ccp_fold_stmt): Substitute loads.
6652 (maybe_fold_reference): Verify types before substituting.
6654 (fold_gimple_assign): Unshare properly.
6655 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
6657 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
6659 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
6660 for rs6000_gen_cell_microcode.
6662 2010-02-04 Richard Guenther <rguenther@suse.de>
6664 PR rtl-optimization/42952
6665 * dse.c (const_or_frame_p): Remove MEM handling.
6667 2010-02-04 Nick Clifton <nickc@redhat.com>
6669 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
6670 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
6671 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
6672 (mn10300_asm_output_mi_thunk): New function.
6673 (mn10300_can_output_mu_thunk): New function.
6674 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
6675 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
6676 (FUNCTION_ARG): Delete incorrect comment.
6678 2010-02-03 Jason Merrill <jason@redhat.com>
6681 * fold-const.c (operand_equal_p): Handle erroneous types.
6683 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
6685 * config/h8300/h8300.md (can_delay): Fix attibute condition.
6687 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
6689 PR rtl-optimization/42941
6690 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
6693 2010-02-03 Jason Merrill <jason@redhat.com>
6696 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
6698 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
6701 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
6702 (cselib_reset_table): Renamed from...
6703 (cselib_reset_table_with_next_value): ... this.
6704 (cselib_get_next_uid): Renamed from...
6705 (cselib_get_next_unknown_value): ... this.
6706 * cselib.c (next_uid): Renamed from...
6707 (next_unknown_value): ... this.
6708 (cselib_clear_table): Adjust.
6709 (cselib_reset_table): Adjust. Renamed from...
6710 (cselib_reset_table_with_next_value): ... this.
6711 (cselib_get_next_uid): Adjust. Renamed from...
6712 (cselib_get_next_unknown_value): ... this.
6713 (get_value_hash): Use hash.
6714 (cselib_hash_rtx): Likewise.
6715 (new_cselib_val): Adjust. Set and dump uid.
6716 (cselib_lookup_mem): Pass next_uid as hash.
6717 (cselib_subst_to_values): Likewise.
6718 (cselib_log_lookup): Dump uid.
6719 (cselib_lookup): Pass next_uid as hash. Adjust.
6720 (cselib_process_insn): Adjust.
6721 (cselib_init): Initialize next_uid.
6722 (cselib_finish): Adjust.
6723 (dump_cselib_table): Likewise.
6724 * dse.c (canon_address): Dump value uid.
6725 * print-rtl.c (print_rtx): Print value uid.
6726 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
6728 (dv_uid): New function, sort of renamed from...
6729 (dv_htab_hash): ... this, reimplemented in terms of it and...
6730 (dv_uid2hash): ... this. New.
6731 (variable_htab_eq): Drop excess assertions.
6732 (tie_break_pointers): Removed.
6733 (canon_value_cmp): Compare uids.
6734 (variable_post_merge_New_vals): Print uids.
6735 (vt_add_function_parameters): Adjust.
6736 (vt_initialize): Reset table. Adjust.
6738 2010-02-03 Richard Guenther <rguenther@suse.de>
6740 PR tree-optimization/42944
6741 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
6742 (call_may_clobber_ref_p_1): Likewise. Properly handle
6743 malloc and calloc clobbering errno.
6745 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
6747 * doc/invoke.texi: Fix name of sched1 dump.
6749 * opts.c (decode_options): Set flag_tree_switch_conversion
6750 only conditionally on optimize >= 2.
6752 * gcse.c: Assorted comment fixes in pass description.
6754 2010-02-03 Anthony Green <green@moxielogic.com>
6756 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
6757 nop padding in order to maintain alignment of storage location of
6758 target function address.
6759 (moxie_trampoline_init): Store target function address at newly
6761 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
6763 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
6765 2010-02-03 Richard Guenther <rguenther@suse.de>
6768 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
6770 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6772 * config.gcc: Reenable check for obsolete targets.
6773 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
6774 mips-sgi-irix6.[0-4]*.
6776 2010-02-02 Nick Clifton <nickc@redhat.com>
6778 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
6779 constant size of 4 as being the same as 0.
6780 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
6781 can take values in the range 0..4.
6783 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
6786 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
6787 as _darwin10_Unwind_FindEnclosingFunction().
6788 * libgcc-libsystem.ver: New.
6790 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
6793 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
6794 implicitly set registers.
6796 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
6798 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
6799 (arm_override_options): Allow automatic selection of the thread
6800 pointer register if thumb2.
6801 (legitimize_pic_address): Improve code sequences for Thumb2.
6802 (arm_call_tls_get_addr): Likewise.
6803 (legitimize_tls_address): Likewise.
6804 * arm.md (pic_load_addr_arm): Delete. Replace with ...
6805 (pic_load_addr_32bit): ... this. New named pattern.
6806 * thumb2.md (pic_load_addr_thumb2): Delete.
6807 (pic_load_dot_plus_four): Delete.
6808 (tls_load_dot_plus_four): New named pattern.
6810 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6813 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
6814 Document fix for TLS bug.
6816 2010-01-31 Richard Guenther <rguenther@suse.de>
6818 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
6819 conservatively correct.
6821 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6825 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6827 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6829 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6831 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
6833 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
6835 * config.gcc: Adjust order of makefile fragments for mingw targets.
6837 2010-01-31 Richard Guenther <rguenther@suse.de>
6840 * gimplify.c (gimplify_init_constructor): For volatile LHS
6841 initialize a temporary.
6843 2010-01-31 Matthias Klose <doko@ubuntu.com>
6845 * configure.ac: Fix __stack_chk_fail check for cross builds configured
6847 * configure: Regenerate.
6849 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
6851 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6852 the same alias set and their sizes different constantness.
6853 (aliasing_component_refs_p): Revert 2009-10-24 change.
6855 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6857 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
6860 2010-01-29 Richard Guenther <rguenther@suse.de>
6862 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
6863 Assert we successfully updated the call.
6865 2010-01-29 Jakub Jelinek <jakub@redhat.com>
6867 PR rtl-optimization/42889
6868 * df.h (df_set_bb_dirty_nonlr): New prototype.
6869 * df-core.c (df_set_bb_dirty_nonlr): New function.
6870 * df-scan.c (df_insn_rescan): Call it instead of
6871 df_set_bb_dirty for DEBUG_INSNs.
6873 2010-01-29 Richard Guenther <rguenther@suse.de>
6876 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
6877 quadratic behavior in most cases.
6879 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
6882 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
6883 in the call to gen_x86_movsicc_0_m1.
6885 2010-01-28 Richard Guenther <rguenther@suse.de>
6887 PR tree-optimization/42871
6888 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
6890 2010-01-28 Richard Guenther <rguenther@suse.de>
6892 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
6893 into call arguments.
6895 2010-01-28 Richard Guenther <rguenther@suse.de>
6898 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
6899 the forwarder if the destination is an EH landing pad.
6901 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
6903 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
6904 block list passed to gimple_duplicate_sese_tail.
6905 (parallelize_loops): Avoid parallelization when the function
6907 Avoid parallelization when the preheader is IRREDUCIBLE.
6908 Try to optimize when estimated_loop_iterations_int is unresolved.
6909 Add the loop's location to the dump file.
6910 * tree-cfg.c (add_phi_args_after_redirect): Remove.
6911 (gimple_duplicate_sese_tail): Remove the check for the latch.
6912 Redirect nexits to the exit block.
6913 Remove handling of the incoming edges to the latch.
6914 Redirect the backedge from the copied latch to the exit bb.
6916 2010-01-28 Michael Matz <matz@suse.de>
6919 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
6920 Wrap force_reg into a sequence, emit it before user.
6922 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
6924 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
6926 (arm_legacy_rev): Likewise.
6927 (thumb_legacy_rev): Likewise.
6929 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6931 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
6932 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
6933 on MEM's address failed, try avoid_constant_pool_reference and
6934 recurse if it returned something different.
6935 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
6936 address, try avoid_constant_pool_reference and recurse if it
6937 returned something different.
6938 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
6939 address and avoid_constant_pool_reference returned something
6940 different, don't set have_address.
6942 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
6945 * var-tracking.c (val_store): Add modified argument, obey it.
6947 (count_uses): Move down logging of main.
6948 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
6949 don't need resolution.
6950 (emit_notes_in_bb): Likewise.
6952 2010-01-27 Richard Guenther <rguenther@suse.de>
6955 * tree-inline.c (remap_decl): Delay remapping of SSA name
6956 default definitions until we need them.
6958 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6960 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6961 (rs6000_delegitimize_address): New function.
6963 * config/s390/s390.c (s390_delegitimize_address): Call
6964 delegitimize_mem_from_attrs.
6967 * tree-inline.c (cannot_copy_type_1): Removed.
6968 (copy_forbidden): Don't forbid copying of functions containing
6969 records/unions with variable length fields.
6971 2010-01-27 Christian Bruel <christian.bruel@st.com>
6975 * config/sh/sh.c (find_barrier): Increase length for non delayed
6976 conditional branches.
6978 2010-01-27 Matthias Klose <doko@ubuntu.com>
6980 * configure.ac (gnu-unique-object): Fix ldd version check.
6981 * configure: Regenerate.
6983 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6985 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
6987 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
6988 Test for HAVE_GNU_AS value.
6990 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6992 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
6993 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
6994 INT64_TYPE): Define.
6995 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
6996 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6997 INT_LEAST64_TYPE): Define.
6998 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
6999 UINT_LEAST64_TYPE): Define.
7000 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
7001 INT_FAST64_TYPE): Define.
7002 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7003 UINT_FAST64_TYPE): Define.
7004 (INTMAX_TYPE, UINTMAX_TYPE): Define.
7005 (INTPTR_TYPE, UINTPTR_TYPE): Define.
7006 (SIG_ATOMIC_TYPE): Define.
7008 2010-01-26 Richard Guenther <rguenther@suse.de>
7010 * df-scan.c (df_scan_set_bb_info): Remove assert.
7011 (df_insn_rescan_debug_internal): Merge asserts.
7012 (df_install_ref): Likewise.
7013 (df_mark_reg): Use bitmap_set_range.
7014 (df_hard_reg_used_p): Remove assert.
7015 (df_hard_reg_used_count): Likewise.
7017 2010-01-26 Richard Guenther <rguenther@suse.de>
7019 PR rtl-optimization/42685
7020 * web.c (web_main): Ignore DEBUG_INSNs.
7022 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
7024 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
7026 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
7027 Fix types of fndecl and arglist parameters.
7029 2010-01-26 Richard Guenther <rguenther@suse.de>
7032 * tree-eh.c (unsplit_eh): Skip debug insns.
7034 2010-01-26 Richard Guenther <rguenther@suse.de>
7036 PR tree-optimization/42250
7037 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
7039 2010-01-26 Jakub Jelinek <jakub@redhat.com>
7042 * omp-low.c (expand_omp_sections): Only use single_pred if
7043 l2_bb is single_pred_p.
7045 2010-01-25 Christian Bruel <christian.bruel@st.com>
7048 * config/sh/sh.c (find_barrier): Increase length for non delayed
7049 conditional branches.
7050 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
7052 2010-01-24 David S. Miller <davem@davemloft.net>
7054 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
7055 define if not using GAS.
7056 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7057 Likewise. Delete SECTION_MERGE code, which is only applicable
7060 2010-01-24 Mark Mitchell <mark@codesourcery.com>
7063 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
7064 mangling of va_list in system headers.
7066 2010-01-23 Toon Moene <toon@moene.org>
7068 * tree-predcom.c (combine_chains): Return NULL, not false.
7070 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
7072 * tree-loop-distribution.c (distribute_loop): Fix declaration and
7073 initialization of variable res to agree with return type.
7075 2010-01-22 Steve Ellcey <sje@cup.hp.com>
7077 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
7078 * tree-sra.c: Add include of expr.h.
7080 2010-01-22 Jakub Jelinek <jakub@redhat.com>
7082 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
7083 insert the debug stmt on the single non-EH edge from the stmt.
7085 2010-01-22 Richard Henderson <rth@redhat.com>
7088 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
7089 the RHS until after generate_subtree_copies has insertted its
7090 code before the current statement.
7092 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
7094 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
7096 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
7098 2010-01-21 Martin Jambor <mjambor@suse.cz>
7100 PR tree-optimization/42585
7101 * tree-sra.c (struct access): New field grp_total_scalarization.
7102 (dump_access): Dump the new field.
7103 (should_scalarize_away_bitmap): New variable.
7104 (cannot_scalarize_away_bitmap): Likewise.
7105 (sra_initialize): Allocate new bitmaps.
7106 (sra_deinitialize): Free new bitmaps.
7107 (create_access_1): New function.
7108 (create_access): Parts moved to create_access_1.
7109 (type_consists_of_records_p): New function.
7110 (completely_scalarize_record): Likewise.
7111 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
7112 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
7113 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
7115 (analyze_all_variable_accesses): Completely scalarize small eligible
7118 2010-01-21 Martin Jambor <mjambor@suse.cz>
7120 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
7122 2010-01-21 Andrew Haley <aph@redhat.com>
7124 * gcc.c (process_command): Move lang_specific_driver before
7125 setting cc_libexec_prefix.
7127 2010-01-21 Richard Guenther <rguenther@suse.de>
7130 * fold-const.c (negate_expr_p): Pretend only negative
7131 real constants are easily negatable.
7133 2010-01-20 Janis Johnson <janis187@us.ibm.com>
7134 Jason Merrill <jason@redhat.com>
7136 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
7137 (TYPE_TRANSPARENT_AGGR): this, for union and record.
7138 * calls.c (initialize argument_information): Handle it.
7139 * c-common.c (handle_transparent_union_attribute): Use new name.
7140 * c-decl.c (finish_struct): Ditto.
7141 * c-typeck.c (type_lists_compatible_p): Ditto.
7142 (convert_for_assignment): Use new name and also handle record.
7143 * function.c (aggregate_value_p): Handle it.
7144 (pass_by_reference): Ditto.
7145 (assign_parm_data_types): Ditto.
7146 * print-tree.c (print_node): Ditto.
7147 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
7148 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
7149 * tree.c (first_field): New fn.
7151 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
7154 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
7155 even when linking statically, for now.
7157 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7160 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
7161 without a cselib val.
7162 (count_uses): Accept MO_VAL_SET with no val on stores.
7163 (add_stores): Likewise.
7165 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7167 * var-tracking.c (check_value_val): Add a compile time assertion.
7168 (dv_is_decl_p): Simplify.
7169 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
7170 gcc_assert if ENABLE_CHECKING.
7172 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7175 * var-tracking.c: Include tree-flow.h.
7176 (mem_dies_at_call): New.
7177 (dataflow_set_preserve_mem_locs): Use it.
7178 (dataflow_set_remove_mem_locs): Likewise.
7179 (dump_var): Renamed from dump_variable. Adjust all callers.
7180 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
7181 * Makefile.in (var-tracking.o): Adjust deps.
7183 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
7185 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
7187 2010-01-20 Richard Guenther <rguenther@suse.de>
7189 PR tree-optimization/42717
7190 * tree-ssa-dce.c (get_live_post_dom): Remove.
7191 (forward_edge_to_pdom): Take an arbitrary edge to copy
7192 degenerate PHI args from.
7193 (remove_dead_stmt): Use the first post-dominator even if it
7194 does not contain live statements as redirection destination.
7196 2010-01-20 Richard Guenther <rguenther@suse.de>
7198 * tree-inline.c (estimate_num_insns): Handle EH builtins.
7200 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7202 * sel-sched.c (create_speculation_check): Remove set but not used
7204 (try_transformation_cache): Remove set but not used variable ds.
7205 (calculate_privileged_insns): Remove set but not used variables
7206 cur_insn and min_spec_insn.
7207 (find_best_expr): Remove set but not used variable avail_n.
7208 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
7210 * cgraphunit.c (assemble_thunk): Remove set but not used variable
7212 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
7213 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
7216 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
7219 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
7220 cpu types. Add support for *-sse3 cpu types.
7221 (x86_64-*-*): Ditto.
7223 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7226 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
7227 argument, call initializer_constant_valid_p_1 instead of
7228 initializer_constant_valid_p, pass CACHE to it, return NULL
7229 immediately if first call returns NULL.
7230 (initializer_constant_valid_p_1): New function.
7231 (initializer_constant_valid_p): Use it.
7233 2010-01-20 Thomas Quinot <quinot@adacore.com>
7235 * tree.def (PLACEHOLDER_EXPR): Fix comment.
7237 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7239 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
7240 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
7241 (loc_list_from_tree): Don't handle unsigned division. Handle
7242 signed modulo using DW_OP_{over,over,div,mul,minus}.
7243 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
7244 modulo instead of signed.
7246 2010-01-20 DJ Delorie <dj@redhat.com>
7248 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
7250 (h8300_emit_stack_adjustment): Propogate it.
7252 (h8300_expand_prologue): Likewise.
7253 (h8300_expand_epilogue): Likewise.
7255 2010-01-19 Michael Matz <matz@suse.de>
7257 PR tree-optimization/41783
7258 * tree-data-ref.c (toplevel): Include flags.h.
7259 (dump_data_dependence_relation): Also dump the inputs if the
7260 result will be unknown.
7261 (split_constant_offset_1): Look through some conversions.
7262 * tree-predcom.c (determine_roots_comp): Restart a new chain if
7263 the offset from last element is too large.
7264 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
7265 (reassociate_to_the_same_stmt): Handle vector registers.
7266 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
7268 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
7269 wide_prolog_niters argument, emit widening instructions.
7270 (vect_do_peeling_for_alignment): Adjust caller, use widened
7271 variant of the iteration cound.
7272 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
7274 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7277 * config/arm/neon-testgen.m (emit_automatics): New parameter
7278 features. Adjust for Fixed_return_reg feature.
7279 (test_intrinsic): Call emit_automatics with new feature.
7280 * config/arm/neon.ml: Update copyright years.
7281 (features): New Fixed_return_reg feature.
7282 (ops): Update feature for Vget_low.
7284 2010-01-19 Jakub Jelinek <jakub@redhat.com>
7286 PR tree-optimization/42719
7287 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
7291 * fwprop.c (all_uses_available_at): Return false if def_set dest
7292 is a REG that is used in def_insn.
7294 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
7296 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
7298 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
7301 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
7303 * target.h (struct gcc_target) <secondary_reload>: Change type
7304 of last argument to secondary_reload_info *.
7306 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
7309 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
7310 memory references with unaligned offsets. Remove CQImode handling.
7311 (unaligned_memory_operand): Return 1 for memory references with
7312 unaligned offsets. Remove CQImode handling.
7314 2010-01-18 Richard Guenther <rguenther@suse.de>
7317 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
7320 2010-01-18 Richard Guenther <rguenther@suse.de>
7322 PR tree-optimization/42781
7323 * tree-ssa-structalias.c (find_what_var_points_to): Skip
7324 restrict processing only if the original variable was artificial.
7326 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
7328 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
7329 find number of popped argument bytes.
7331 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
7332 Fix the text that describes the return value for invalid insns.
7334 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
7336 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
7337 Clarify what 'cost of the -dependence' is. Fix quoting.
7339 * toplev.c (default_get_pch_validity): Rename argument to "sz".
7340 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
7342 2010-01-17 Jakub Jelinek <jakub@redhat.com>
7344 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
7345 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
7347 2010-01-17 Richard Guenther <rguenther@suse.de>
7350 * function.c (split_complex_args): Take a VEC to modify.
7351 (assign_parms_augmented_arg_list): Build a VEC instead of
7352 a chain of PARM_DECLs.
7353 (assign_parms_unsplit_complex): Take a VEC of arguments.
7354 Do not fixup unmodified parms.
7355 (assign_parms): Deal with the VEC.
7356 (gimplify_parameters): Likewise.
7358 2010-01-17 Richard Guenther <rguenther@suse.de>
7360 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
7361 node existence check.
7362 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
7363 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
7364 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
7365 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
7366 (gimple_execute_on_growing_pred): Likewise.
7368 2010-01-17 Richard Guenther <rguenther@suse.de>
7370 PR tree-optimization/42773
7371 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
7372 (compute_antic_aux): Likewise.
7373 (compute_partial_antic_aux): Likewise.
7375 2010-01-17 Jie Zhang <jie.zhang@analog.com>
7378 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
7381 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
7383 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
7386 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
7387 Fix markup for strict argument.
7389 (TARGET_SCHED_REORDER2): Fix argument types.
7391 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
7392 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
7394 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
7395 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
7397 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
7400 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
7401 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
7402 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
7403 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
7404 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
7406 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
7408 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
7410 (TARGET_ASM_RELOC_RW_MASK): Add return type.
7411 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
7413 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
7415 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
7418 (TARGET_ASM_NAMED_SECTION): Fix argument list.
7420 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
7421 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
7423 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
7425 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
7427 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
7428 referring to it. Fix language.
7430 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
7432 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
7434 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
7436 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
7438 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
7439 '@var{stream}. Remove stray 'and'.
7441 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
7443 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
7445 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
7447 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
7448 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
7450 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
7451 Fix description of return value.
7452 Rename argument "sz" to "len."
7454 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
7455 Clarify meaning of 'true' return value.
7457 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
7459 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
7460 rep_mode versus mode_rep.
7462 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
7464 (TARGET_BUILTIN_DECL): Fix name.
7466 (TARGET_COMMUTATIVE_P): Fix type of first argument.
7468 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
7470 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
7472 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
7474 (TARGET_RELAXED_ORDERING): Use @deftypevr.
7476 (TARGET_GET_DRAP_RTX): Note that this is a hook.
7479 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
7480 Rename argument tm_fn to md_fn.
7482 (TARGET_OPTION_PRINT): Fix argument list.
7484 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
7487 * config/i386/i386.c (ix86_fixup_binary_operands):
7488 Revert FMA4 fixup of operands.
7490 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7493 * Makefile.in (write_entries_to_file, install-plugin):
7494 Use \012 instead of \n with tr.
7496 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
7498 * configure.ac (HAVE_AS_REF): New C macro.
7499 * configure: Regenerate.
7500 * config.in: Likewise.
7501 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
7503 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
7506 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
7508 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
7510 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
7512 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
7514 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
7516 (TARGET_IN_SMALL_DATA_P): Fix argument type.
7518 (TARGET_BINDS_LOCAL_P): Fix argument type.
7520 (TARGET_ASM_FILE_END): Use prototype.
7522 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
7524 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
7526 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
7528 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
7530 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
7531 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
7533 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
7534 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
7536 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
7537 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
7538 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
7539 (TARGET_ADDR_SPACE_CONVERT): Likewise.
7541 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
7543 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
7545 (TARGET_INIT_BUILTINS): Use prototype.
7547 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
7548 Put 'const char *' in braces. Fix parameter types.
7549 (TARGET_INVALID_CONVERSION): Fix parameter types.
7550 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
7551 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
7553 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
7556 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
7558 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
7560 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
7562 * doc/tm.texi (TARGET_HELP): Fix return type.
7564 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
7565 in braces. Fix argument types.
7567 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
7569 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
7571 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
7573 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
7574 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
7576 (TARGET_MANGLE_TYPE): Fix argument types.
7578 (TARGET_IRA_COVER_CLASSES): Use prototype.
7580 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
7582 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
7584 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
7586 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
7588 (TARGET_CALLEE_COPIES): Fix argument types.
7590 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
7592 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
7594 (TARGET_FUNCTION_VALUE): Fix argument types.
7596 (TARGET_RETURN_IN_MSB): Fix argument type.
7598 (TARGET_RETURN_IN_MEMORY): Fix argument types.
7600 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
7602 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
7604 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
7605 agree with return type.
7607 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
7609 2010-01-15 Jing Yu <jingyu@google.com>
7611 PR rtl-optimization/42691
7612 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
7613 a pseudo to a constant and are merged, and adjust comments.
7615 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
7617 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
7619 2010-01-15 Richard Guenther <rguenther@suse.de>
7622 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
7623 labels of computed or non-local gotos to the destination.
7624 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
7625 landing pad label is the first label.
7627 2010-01-15 Richard Guenther <rguenther@suse.de>
7629 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
7631 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7634 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
7635 to allow generation of the xssqrtdp instruction on power7.
7636 (sqrtdf2_fpr): Ditto.
7638 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7641 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
7642 functions with noreturn attribute.
7645 * varasm.c (declare_weak): Add weak attribute to decl if it
7646 doesn't have one already.
7647 (assemble_external): Only add decls to weak_decls if they also
7648 have weak attribute.
7650 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
7652 * var-tracking.c (var_reg_delete): Don't delete the association
7653 between REGs and values or one-part variables if the register
7656 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7659 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
7660 because its first operand is a non-localized variable.
7662 2010-01-14 Martin Jambor <mjambor@suse.cz>
7664 PR tree-optimization/42706
7665 * tree-sra.c (encountered_recursive_call): New variable.
7666 (encountered_unchangable_recursive_call): Likewise.
7667 (sra_initialize): Initialize both new variables.
7668 (callsite_has_enough_arguments_p): New function.
7669 (scan_function): Call decl and flags check only for IPA-SRA, check
7670 whether there is a recursive call and whether it has enough arguments.
7671 (all_callers_have_enough_arguments_p): New function.
7672 (convert_callers): Look for recursive calls only when
7673 encountered_recursive_call is set.
7674 (ipa_early_sra): Bail out either if
7675 !all_callers_have_enough_arguments_p or
7676 encountered_unchangable_recursive_call.
7678 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7680 * sel-sched.c: Add 2010 to copyright years.
7681 * sel-sched-ir.c: Likewise.
7682 * sel-sched-ir.h: Likewise.
7684 2010-01-14 Martin Jambor <mjambor@suse.cz>
7686 PR tree-optimization/42714
7687 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
7688 constructors specially.
7690 2010-01-14 Andi Kleen <ak@linux.intel.com>
7692 * config/i386/drivers-i386.c (detect_caches_intel):
7693 Add l2sizekb parameter and fill in.
7694 (host_detect_local_cpu): Add l2sizekb, fill in.
7695 Add Atom small cache heuristic.
7697 2010-01-14 Andi Kleen <ak@linux.intel.com>
7699 * config/i386/drivers-i386.c (detect_caches_cpuid4):
7700 Add level3 parameter and fill in.
7701 (detect_caches_intel): Handle level3 cache.
7703 2010-01-14 Andi Kleen <ak@linux.intel.com>
7705 * config/i386/drivers-i386.c (host_detect_local_cpu):
7706 Fix core duo detection.
7708 2010-01-14 Andi Kleen <ak@linux.intel.com>
7710 * config/i386/drivers-i386.c (host_detect_local_cpu):
7713 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7715 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
7716 (rs6000_variable_issue_1): this. Use...
7717 (rs6000_variable_issue): here. Reimplement. Print debug info.
7719 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7721 * sel-sched-ir.c (sel_restore_other_notes): Rename to
7722 sel_restore_notes. Update all callers. Call reemit_notes
7725 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7727 PR rtl-optimization/42246
7728 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
7731 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7733 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
7734 all successors is the same as number of successors in current region.
7736 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7738 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
7739 to rename is not separable. Otherwise check that its LHS is not NULL.
7741 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7743 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
7745 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7747 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
7748 available registers when failed to discover LHS register class.
7749 Fix indentation. Update comment.
7751 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7752 Alexander Monakov <amonakov@ispras.ru>
7754 PR rtl-optimization/42389
7755 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
7757 (advance_state_on_fence): Likewise.
7758 (sel_target_adjust_priority): Print debug output only when
7759 sched_verbose >= 4, not 2.
7760 (get_expr_cost): Do not issue all unique insns on the next cycle.
7761 (fill_insns): Initialize can_issue_more from the value saved
7763 * sel-sched-ir.c (flist_add): New parameter issue_more.
7764 Init FENCE_ISSUE_MORE with it.
7765 (merge_fences): Likewise.
7766 (init_fences): Update call to flist_add.
7767 (add_to_fences, add_clean_fence_to_fences)
7768 (add_dirty_fence_to_fences): Likewise.
7769 (move_fence_to_fences): Update call to merge_fences.
7770 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
7772 * sel-sched-ir.h (struct _fence): New field issue_more.
7773 (FENCE_ISSUE_MORE): New accessor macro.
7775 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7777 PR rtl-optimization/42388
7778 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
7779 that have no predecessors nor successors. Do not call move_bb_info
7780 for empty blocks outside of current region.
7782 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7784 PR rtl-optimization/42294
7785 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
7786 * sel-sched.c (move_exprs_to_boundary): Transitively add all
7787 originators' originators.
7789 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7791 PR rtl-optimization/39453
7792 PR rtl-optimization/42246
7793 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
7795 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
7797 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7798 Alexander Monakov <amonakov@ispras.ru>
7801 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
7802 (maybe_tidy_empty_bb): ... here. Make static. Add new
7803 argument. Update all callers.
7804 (tidy_control_flow): ... and here. Recompute topological order
7805 of basic blocks in region if necessary.
7806 (sel_redirect_edge_and_branch): Change return type. Return true
7807 if topological order might have been invalidated.
7808 (purge_empty_blocks): Export and move from...
7809 * sel-sched.c (purge_empty_blocks): ... here.
7810 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
7811 (maybe_tidy_empty_bb): Delete prototype.
7812 (purge_empty_blocks): Declare.
7814 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7816 PR rtl-optimization/42249
7817 * sel-sched.c (try_replace_dest_reg): When chosen register
7818 and original register is the same, do not bail out early, but
7819 still check all original insns for validity of replacing destination
7820 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
7823 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7826 Port from no-undefined-overflow branch:
7827 2009-03-09 Richard Guenther <rguenther@suse.de>
7829 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
7831 2010-01-14 Richard Guenther <rguenther@suse.de>
7834 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
7836 2010-01-14 Ira Rosen <irar@il.ibm.com>
7838 PR tree-optimization/42709
7839 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
7840 as scalar type in creation of constant vector operand.
7842 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7845 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
7846 (check-parallel-%): Match `testsuite' directory component only
7849 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
7851 PR translation/39521
7852 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
7855 2010-01-13 Richard Guenther <rguenther@suse.de>
7857 PR tree-optimization/42730
7858 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
7861 2010-01-13 Steve Ellcey <sje@cup.hp.com>
7864 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
7865 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
7868 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
7870 * config/bfin/libgcc-bfin.ver: Regenerate based on current
7871 libgcc-std.ver. Add entries for ___smulsi3_highpart and
7872 ___umulsi3_highpart.
7874 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
7875 rather than schedule_insns if the pass is enabled.
7877 2010-01-13 Martin Jambor <mjambor@suse.cz>
7879 PR tree-optimization/42704
7880 * tree-sra.c (sra_modify_assign): Do not delete assignments to
7883 2010-01-13 Martin Jambor <mjambor@suse.cz>
7885 PR tree-optimization/42703
7886 * tree-sra.c (analyze_access_subtree): Check that we can build a
7887 reference to the original data within the aggregate.
7889 2010-01-13 Richard Guenther <rguenther@suse.de>
7891 PR tree-optimization/42705
7892 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
7894 2010-01-13 Richard Guenther <rguenther@suse.de>
7897 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
7899 2010-01-13 Jakub Jelinek <jakub@redhat.com>
7902 * var-tracking.c (values_to_unmark): New variable.
7903 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
7904 values_to_unmark vector. Moved body to...
7905 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
7906 instead queue it into values_to_unmark vector.
7907 (vt_find_locations): Free values_to_unmark vector.
7909 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
7911 * config/s390/s390.c (override_options): Set
7912 default of max-pending-list-length to 256
7914 2010-01-13 Richard Guenther <rguenther@suse.de>
7917 * tree-pass.h (PROP_gimple_lcx): New.
7918 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
7919 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
7920 before the final cleanup_eh.
7921 (dump_properties): Dump PROP_gimple_lcx.
7922 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
7923 (tree_lower_complex_O0): Remove.
7924 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
7925 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
7926 tree_lower_complex, schedule TODO_update_ssa.
7927 * lto-streamer-out.c (output_function): Stream the functions
7929 * lto-streamer-in.c (input_function): Likewise.
7930 (lto_read_body): Do not override them here.
7932 2010-01-12 Joseph Myers <joseph@codesourcery.com>
7935 * c-typeck.c (build_c_cast): Fold value cast to union type before
7936 wrapping it in a CONSTRUCTOR.
7938 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7940 PR rtl-optimization/42699
7941 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
7944 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7946 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7947 SUBTARGET_WARN_UNUSED_SPEC): Move ...
7948 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7949 SUBTARGET_WARN_UNUSED_SPEC): ... here
7950 * config/mips/iris5.h (LIBGCC_SPEC): Define.
7952 2010-01-12 Julian Brown <julian@codesourcery.com>
7954 * config/arm/neon-schedgen.ml (Utils): Don't try to
7955 open missing module.
7956 (find_with_result): New.
7958 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7961 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
7962 sharing when canonicalizing ({lt,ge}u (plus a b) b).
7964 PR tree-optimization/42645
7965 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
7966 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
7967 decl_map, set processing_debug_stmt to -1 and return name without
7970 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
7972 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
7973 binutils version, and reword target configuration description.
7975 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7977 * config/avr/avr.h (LINKER_NAME): Remove.
7979 2010-01-11 Janis Johnson <janis187@us.ibm.com>
7982 * config/rs6000/rs6000.c (rs6000_override_options): On targets
7983 that support VSX, warn for -mno-altivec if vsx is not disabled,
7986 2010-01-11 Joseph Myers <joseph@codesourcery.com>
7987 Shujing Zhao <pearly.zhao@oracle.com>
7989 PR translation/42469
7990 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
7991 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
7992 character between option name and help text.
7993 * c.opt (imultilib): Likewise.
7995 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
7997 * lto-streamer-out.c (output_unreferenced_globals): Output static
8000 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
8002 PR rtl-optimization/42621
8003 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
8004 optimizing for size.
8005 (duplicate_computed_gotos): Remove now-redundant check.
8007 2010-01-10 Steve Ellcey <sje@cup.hp.com>
8010 * configure.ac: Save and restore LDFLAGS and LIBS
8011 * configure: Regenerate.
8013 2010-01-10 Richard Guenther <rguenther@suse.de>
8016 * builtins.c (fold_builtin_strlen): Add type argument and
8017 convert the resulting length to it.
8018 (fold_builtin_1): Adjust.
8020 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8022 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
8023 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
8025 (num_insns_constant_wide): Adjust for that change.
8027 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8030 * web.c (union_defs): Add used argument, to combine uses of
8032 (entry_register): Adjust type and tests of used argument.
8033 (web_main): Widen used for new use. Pass it to union_defs.
8034 * df.h (union_defs): Adjust prototype.
8036 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8039 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
8040 uses in new incoming argument. Free body.
8041 (reset_debug_uses_in_loop): New.
8042 (analyze_insn_to_expand_var): Call the latter if the former found
8043 anything. Fix whitespace. Reject invalid dest overlaps before
8044 going through all insns in the loop.
8046 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8049 * haifa-sched.c (dying_use_p): Debug insns don't count.
8051 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8054 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
8055 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
8056 (verify_gimple_call): Reject LHS in noreturn calls.
8058 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8062 * tree-vect-loop-manip.c (adjust_info): New type.
8063 (adjust_vec): New pointer to vector.
8064 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
8065 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
8066 (slpeel_update_phis_for_duplicate_loop): Use them.
8067 (slpeel_update_phi_nodes_for_guard1): Likewise.
8068 (slpeel_update_phi_nodes_for_guard2): Likewise.
8069 (slpeel_tree_peel_loop_to_edge): Likewise.
8070 (vect_update_ivs_after_vectorizer): Likewise.
8072 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8074 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
8075 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8077 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8079 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
8080 bogus uninitialized warning.
8082 2010-01-09 Richard Guenther <rguenther@suse.de>
8085 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
8086 the evolution is compatible with the initial condition.
8088 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8090 * gcc.c (process_command): Update copyright notice dates.
8091 * gcov.c (print_version): Likewise.
8092 * gcov-dump.c (print_version): Likewise.
8093 * mips-tfile.c (main): Likewise.
8094 * mips-tdump.c (main): Likewise.
8096 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8099 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
8101 (rotlhi3_8): Delete.
8103 (rotlsi3_8): Delete.
8104 (rotlsi3_16): Delete.
8105 (rotlsi3_24): Delete.
8107 (*rotw<mode>3): New.
8108 (*rotb<mode>3): New.
8109 * config/avr/avr.c (avr_rotate_bytes): New function.
8110 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
8112 2010-01-08 Steve Ellcey <sje@cup.hp.com>
8115 * configure.ac: Modify -rdynamic check.
8116 * configure: Regenerate.
8118 2010-01-08 DJ Delorie <dj@redhat.com>
8120 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
8121 register popping order.
8123 2010-01-08 Richard Guenther <rguenther@suse.de>
8126 * c.opt (fsigned-char): Also let LTO handle this option.
8127 (funsigned-char): Likewise.
8129 2010-01-07 Richard Guenther <rguenther@suse.de>
8131 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
8132 (gimple_op): Likewise.
8133 (gimple_op_ptr): Likewise.
8134 (gimple_assign_set_lhs): Remove gcc_assert.
8135 (gimple_assign_set_rhs1): Likewise.
8136 (gimple_assign_set_rhs2): Likewise.
8137 (gimple_call_set_lhs): Likewise.
8138 (gimple_call_set_fn): Likewise.
8139 (gimple_call_set_fndecl): Likewise.
8140 (gimple_call_fndecl): Likewise.
8141 (gimple_call_return_type): Likewise.
8142 (gimple_call_set_chain): Likewise.
8143 (gimple_call_num_args): Likewise.
8144 (gimple_call_set_arg): Likewise.
8145 (gimple_cond_set_code): Likewise.
8146 (gimple_cond_set_lhs): Likewise.
8147 (gimple_cond_set_rhs): Likewise.
8148 (gimple_cond_set_true_label): Likewise.
8149 (gimple_cond_set_false_label): Likewise.
8150 (gimple_label_set_label): Likewise.
8151 (gimple_goto_set_dest): Likewise.
8152 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
8153 (gimple_debug_bind_get_value): Likewise.
8154 (gimple_debug_bind_get_value_ptr): Likewise.
8155 (gimple_debug_bind_set_var): Likewise.
8156 (gimple_debug_bind_set_value): Likewise.
8157 (gimple_debug_bind_reset_value): Likewise.
8158 (gimple_debug_bind_has_value_p): Likewise.
8159 (gimple_return_retval_ptr): Remove gcc_assert.
8160 (gimple_return_retval): Likewise.
8161 (gimple_return_set_retval): Likewise.
8162 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
8163 (safe_referenced_var_iterator): Remove.
8164 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
8165 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
8166 (fill_referenced_var_vec): Remove.
8167 (first_readonly_imm_use): Remove redundant gcc_assert.
8168 (phi_arg_index_from_use): Combine gcc_asserts.
8169 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
8170 (first_imm_use_stmt): Remove redundant gcc_assert.
8171 * tree-cfg.c (verify_gimple_call): Verify function and chain
8172 operands. Verify arguments.
8173 (verify_types_in_gimple_stmt): Verify condition code and labels.
8175 2010-01-07 Richard Guenther <rguenther@suse.de>
8177 PR tree-optimization/42641
8178 * sese.c (rename_map_elt_info): Use the SSA name version, do
8181 2010-01-07 Jakub Jelinek <jakub@redhat.com>
8183 PR tree-optimization/42625
8184 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
8185 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
8187 2010-01-07 Duncan Sands <baldrick@free.fr>
8189 * Makefile.in (PLUGIN_HEADERS): Add version.h.
8191 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
8194 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
8195 note itself is not function_invariant_p.
8197 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
8199 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
8200 Do not add the DF_NOTE problem.
8201 * store-motion.c (execute_rtl_store_motion): Likewise.
8203 2010-01-07 Martin Jambor <mjambor@suse.cz>
8205 PR tree-optimization/42157
8206 * tree-sra.c (compare_access_positions): Stabilize sort if both
8207 accesses have integer types, return zero immediately if they are the
8210 2010-01-06 Richard Henderson <rth@redhat.com>
8213 * haifa-sched.c (add_to_note_list): Merge into ...
8214 (concat_note_lists): ... here, and ...
8215 (unlink_other_notes, rm_other_notes): Merge into...
8216 (remove_notes): ... here. Create REG_SAVE_NOTEs for
8217 NOTE_INSN_EPILOGUE_BEG.
8219 2010-01-06 Richard Guenther <rguenther@suse.de>
8221 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
8222 not inline regular functions into always-inline functions.
8224 2010-01-06 Nick Clifton <nickc@redhat.com>
8226 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
8227 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
8229 (OVERRIDE_OPTIONS): Delete.
8230 (OPTIMIZATION_OPTIONS): Define.
8231 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
8232 * config/rx/rx.c (rx_handle_option): Issue an error message if
8233 -mcpu=rx200 and -fpu are used together.
8234 (rx_set_optimization_options): New function. Issue an error
8235 message if an optimization attribute attempts to reset the FPU/
8236 math optimization pairing.
8237 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
8238 * config/rx/rx.opt: Set the default to 32-bit doubles.
8239 * config/rx/t-rx: Add multilibs for -nofpu option.
8240 * doc/invoke.texi: Update documentation of RX options.
8242 2010-01-06 Richard Guenther <rguenther@suse.de>
8244 * tree-ssa-pre.c (name_to_id): New global.
8245 (alloc_expression_id): Simplify SSA name handling.
8246 (lookup_expression_id): Likewise.
8247 (init_pre): Zero name_to_id.
8248 (fini_pre): Free it.
8250 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
8252 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
8254 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
8257 * config/i386/sse.md (smaxv2di3): New.
8258 (umaxv2di3): Likewise.
8259 (sminv2di3): Likewise.
8260 (uminv2di3): Likewise.
8262 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
8265 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
8266 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
8267 (legitimize_tls_address): Likewise.
8268 (sparc_tls_referenced_p): Likewise.
8269 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
8270 and adjust calls to legitimize_pic_address.
8271 (legitimate_constant_p) Use sparc_tls_referenced_p.
8272 (legitimate_pic_operand_p): Likewise.
8273 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
8274 (sparc_tls_symbol_ref_1): Delete.
8275 (sparc_tls_referenced_p): Make static, recognize specific patterns.
8276 (legitimize_tls_address): Make static, handle CONST patterns.
8277 (legitimize_pic_address): Make static, remove unused parameter and
8278 adjust recursive calls.
8279 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
8280 and adjust call to legitimize_pic_address.
8281 (sparc_output_mi_thunk): Likewise.
8283 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
8284 H.J. Lu <hongjiu.lu@intel.com>
8287 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
8288 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
8289 operands to make them signed.
8292 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8295 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8296 GTU to GT for V4SI and V2DI.
8298 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8299 (umin<mode>3): Removed.
8301 (uminv4si3): Likewise.
8303 2010-01-05 Martin Jambor <mjambor@suse.cz>
8305 PR tree-optimization/42462
8306 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
8307 current_function_decl to helper functions and macros.
8309 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8312 * flags.h: Don't include real.h.
8313 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
8314 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
8315 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
8316 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
8317 * dominance.c: Update copyright.
8318 * gimple.c (walk_gimple_op): Remove inline.
8319 * tree-ssa-reassoc.c: Include real.h.
8320 * Makefile.in (FLAGS_H): Remove $(REAL_H).
8321 (tree-ssa-reassoc.o): Depend on $(REAL_H).
8323 2010-01-05 Nick Clifton <nickc@redhat.com>
8325 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
8326 register to push into the stack frame when the accumulator has to
8327 be saved during interrupts.
8329 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
8331 * doc/invoke.texi: Remove the documentation about option
8333 * common.opt (Wunreachable-code): Preserved for backward
8335 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
8336 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
8337 the backward compatibility flag section.
8339 2010-01-05 Richard Guenther <rguenther@suse.de>
8341 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
8343 2010-01-05 Jakub Jelinek <jakub@redhat.com>
8346 * cfgexpand.c (expand_one_var): Diagnose too large variables.
8348 PR tree-optimization/42508
8349 * tree-sra.c (convert_callers): Check for recursive call
8350 by comparing cgraph nodes instead of decls.
8351 (modify_function): Call ipa_modify_formal_parameters also
8352 on all same_body aliases.
8354 * cgraphunit.c (cgraph_materialize_all_clones): Compare
8355 cgraph nodes when checking for same_body aliases.
8357 2010-01-05 Richard Guenther <rguenther@suse.de>
8359 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
8360 allocation and lookup.
8361 (get_or_alloc_expr_for_constant): Likewise.
8362 (phi_translate): Sink allocation.
8364 2010-01-04 Richard Guenther <rguenther@suse.de>
8366 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
8367 a new entry only if needed.
8368 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
8369 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
8371 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
8373 (phi_translate): Handle CONSTANTs early.
8375 2010-01-04 Martin Jambor <mjambor@suse.cz>
8377 PR tree-optimization/42398
8378 * tree-sra.c (struct access): Removed flag grp_different_types.
8379 (dump_access): Do not dump the removed flag.
8380 (sort_and_splice_var_accesses): Do not set the removed flag.
8381 (sra_modify_expr): Check for type compatibility directly.
8383 2010-01-04 Martin Jambor <mjambor@suse.cz>
8385 PR tree-optimization/42366
8386 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
8387 edges with variable number of parameters.
8388 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
8389 flag instead of asserting it.
8390 (ipa_read_node_info): Read uses_analysis_done flag.
8392 2010-01-04 Richard Guenther <rguenther@suse.de>
8394 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
8395 iterative_hash_* as intended.
8396 (vn_reference_compute_hash): Likewise. Simplify hashing
8398 (vn_reference_lookup_2): Likewise.
8399 (vn_nary_op_compute_hash): Likewise.
8400 (vn_phi_compute_hash): Likewise.
8401 (expressions_equal_p): Remove strange code.
8402 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
8403 (pre_expr_hash): Likewise. Simplify hashing SSA names.
8404 (bitmap_insert_into_set_1): Take value-id as parameter.
8405 (add_to_value): Pass it.
8406 (bitmap_insert_into_set): Likewise.
8407 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
8409 2010-01-04 Jakub Jelinek <jakub@redhat.com>
8412 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
8413 (do_self_spec): For switches with SWITCH_IGNORE set set also
8414 SWITCH_IGNORE_PERMANENTLY.
8415 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
8418 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
8420 * lto-streamer-out.c (output_unreferenced_globals): Output the full
8421 tree of an unreferenced global var.
8423 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8426 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8427 GTU to GT for V4SI and V2DI.
8429 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8430 (umin<mode>3): Removed.
8432 (uminv4si3): Likewise.
8434 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8437 * collect2.c (main): Turn on trace in collect2 if -v is passed
8440 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
8442 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
8443 description of expression operand.
8445 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
8447 * configure.ac: Add install-html to target_list for Make-hooks.
8448 * configure: Regenerate.
8449 * fortran/Make-lang.in (F95_HTMLFILES): New.
8450 (fortran.html): Use it.
8451 (fortran.install-html): New.
8452 * Makefile.in (install-html): Add lang.install-html.
8453 * java/Make-lang.in (JAVA_HTMLFILES): New.
8454 (java.html): Use it.
8455 (java.install-html): New.
8456 * objc/Make-lang.in (objc.install-html): New.
8457 * objcp/Make-lang.in (obj-c++.install-html): New.
8458 * cp/Make-lang.in (c++.install-html): New.
8459 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
8460 * lto/Make-lang.in (lto.install-html): New.
8462 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8465 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
8467 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
8469 PR rtl-optimization/41862
8470 * store-motion.c (store_killed_in_insn, compute_store_table,
8471 remove_reachable_equiv_notes, replace_store_insn,
8472 build_store_vectors): Ignore all DEBUG_INSNs.
8474 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8477 * common.opt: Add dumpdir.
8479 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
8481 (option_map): Add --dumpdir.
8483 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
8485 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
8487 * opts.c (decode_options): Try dump_dir_name first if
8488 dump_base_name isn't an absolute path.
8489 (common_handle_option): Handle OPT_dumpdir.
8491 * toplev.c (dump_dir_name): New.
8492 (print_switch_values): Also ignore -dumpdir.
8494 * toplev.h (dump_dir_name): New.
8496 2010-01-03 Richard Guenther <rguenther@suse.de>
8498 PR tree-optimization/42589
8499 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
8500 double-word expansion of bswap32.
8502 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
8504 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
8505 with BLOCK_FOR_INSN.
8506 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
8507 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
8508 noce_process_if_block): Likewise.
8509 * gcse.c (compute_local_properties, insert_expr_in_table,
8510 insert_set_in_table, canon_list_insert, find_avail_set,
8511 pre_insert_copy_insn): Likewise.
8513 * basic-block.h (BLOCK_NUM): Move from here...
8514 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
8516 2010-01-03 Richard Guenther <rguenther@suse.de>
8518 PR tree-optimization/42438
8519 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
8520 contains_may_not_return_call flag.
8521 (BB_MAY_NOTRETURN): New.
8522 (valid_in_sets): Trapping nary operations are not valid
8523 in blocks that may not return.
8524 (insert_into_preds_of_block): Remove check for trapping expressions.
8525 (compute_avail): Compute also BB_MAY_NOTRETURN.
8527 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
8529 * doc/invoke.texi: Add 2010 to copyright years.
8531 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
8533 * config/sparc/sparc.c: Fix formatting nits.
8535 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
8536 Alexander Monakov <amonakov@ispras.ru>
8538 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
8540 2010-01-02 Richard Guenther <rguenther@suse.de>
8543 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
8544 (simplify_switch_using_ranges): Mark to be removed edges
8547 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8549 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8551 * collect2.c (scan_libraries): Add missing argument in call to
8554 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
8557 * config/alpha/predicates.md (aligned_memory_operand): Return false
8559 (unaligned_memory_operand): Return true for CQImode.
8560 * config/alpha/alpha.c (get_aligned_mem): Assert that location
8561 doesn not cross aligned SImode word boundary.
8563 2010-01-02 Anatoly Sokolov <aesok@post.ru>
8565 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
8567 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
8568 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
8570 2010-01-02 Richard Guenther <rguenther@suse.de>
8573 * toplev.c (compile_file): Emit LTO marker properly. Change
8575 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
8577 2010-01-01 Richard Guenther <rguenther@suse.de>
8580 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
8582 2010-01-01 Richard Guenther <rguenther@suse.de>
8585 * c-decl.c (grokdeclarator): For zero-size arrays force
8586 structural equality checks as layout_type does.
8588 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8590 * builtins.c: Update copyright to 2010.
8592 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8595 * lto-streamer-out.c (produce_asm): Revert the last change.
8596 (copy_function): Likewise.
8598 * lto-streamer.c (lto_get_section_name): Skip any leading
8601 2010-01-01 Richard Guenther <rguenther@suse.de>
8604 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
8608 Copyright (C) 2010 Free Software Foundation, Inc.
8610 Copying and distribution of this file, with or without modification,
8611 are permitted in any medium without royalty provided the copyright
8612 notice and this notice are preserved.